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Questions and answers by

Anneliese

Questions (61)

Will someone please simplify and clearly define the terms "Rate," "Time," and "Work done," as it relates to the work done by one
1. 1 answer
2. 376 views
It takes 7 hours for Isabella to rake leaves by herself.Her brother can work 3 times as fast.if they work together,how long will
1. 2 answers
2. 1,981 views
I am baffled! Find the equation in slope-intercept form of the line that is the perpendicular bisector of the segment between
1. 1 answer
2. 458 views
please check and complete this problem usingfactoring and zero-product property: x^2-x-2=4 x^2-x-6=0 -3+2=-6 -3+2=-1 (x-3)(x+2=0
1. 1 answer
2. 464 views
Use factoring and zero-product property to solve:x^2-x-2=4 Thanks.
1. 1 answer
2. 553 views
Will someone please check my answer:If R is the gene for brown eyes,and L is the gene for blue eyes, consider the children of a
1. 1 answer
2. 585 views
Please simplify the expression and solve the equation.Thank You.v^2+6v+8,/v^2+v-12, devided by v+2/2v-6
1. 2 answers
2. 690 views
Please correct my work. Using long division,simplify (8b^3-6),devided by (2b-1)My solution is: 4b^2+2b+1 ---------------- 8b^3
1. 2 answers
2. 653 views
Please correct,if necessary, and simplify using long division: (-72-4x^2+8x^3-36x) devided by (x-3). My solution:8x^2+20x+24
1. 1 answer
2. 773 views
Please check my work and correct if necessary. Thank You.Using factoring and zero-product property, this is my solution for
1. 1 answer
2. 566 views
To completely factor 5c^2-24cd-5d^2, I used the following steps: (5c d)(c 5d) to give terms,ignoring signs,5c^2,cd,25cd,5d^2.+cd
1. 2 answers
2. 827 views
Find the lengths of each side of this triangle. Show calculations. Short arm=X; Long arm=1/2X+11; Hypotenuse=2X+1.Thanks a lot
1. 1 answer
2. 456 views
If eye color is determined by 4 possible genetic combinations,RR-Brown/RL-Brown/LR-Brown/LL-Blue,what percent of the possible
1. 1 answer
2. 501 views
Please, Completely factor 5c^2-24cd-5d^2Thank so much
1. 2 answers
2. 517 views
Please solve the following problem by using factoring and the zero-product property.9r^2-30r+21=-4 Thanks
1. 1 answer
2. 539 views
Eye color is determined by genetic combinations.There are 4 possible genetic combinations:
1. 1 answer
2. 476 views
Please show me how to completely factor the following expression:5c^2-24cd-5d^2 Thank you
1. 1 answer
2. 497 views
One more triangle question,please.In this triangle,the short leg is x and the longer leg is 1/2x + 11. If the hypotenuse is 2x +
1. 2 answers
2. 843 views
Please show solution to this problem.In triangle A, the longer leg is 6 more than the shorter leg and the hypotenuse is 6 more
1. 1 answer
2. 1,358 views
Eye color is determined by genetic combination. Let R represent the gene for brown eyes and L represent the gene for blue eyes.
1. 1 answer
2. 758 views
Please show me how to simplify this expression and solve the equation:(v^2 + 6v+8)/(v^2 + v - 12) / (v+2)/(2v-6) Thank you very
1. 2 answers
2. 914 views
Please simplify this expression,if possible. State the excluded values,if any.5x-5 / 10x^2 -25x + 15. thank you for your time.
1. 1 answer
2. 617 views
Please simplify using long division (showing all work) : (8b^3 -6) / (2b-1).Thank you.
1. 1 answer
2. 913 views
Y=X^2 -4x -32. Use this function and identify the minimum.Thank you very much.
1. 1 answer
2. 639 views
y=x^2 -4x -32. Use this function and identify the axis of symmetry and the vertex.Thank you.
1. 1 answer
2. 822 views
Y=X^2 -4x -32. Use this function and determine whether the parabola opens up or down; explain your conclusion.Thank you.
1. 1 answer
2. 709 views
Can someone help me solve this story problem?Tom is buying a 42 inch 1080 television on sale for 40% off. If the aspect ratio is
1. 1 answer
2. 557 views
Solve by completing the square;round to the nearest hundredth if necessary.x^2-3x=4 Thanks so much.
1. 4 answers
2. 2,213 views
please show this exact problem completely factored: w^2 -15w +54 .I appreciate your help.
1. 1 answer
2. 462 views
Completely factor: 3j^3 -51j^2 +210jThank you very much.
1. 1 answer
2. 608 views
Completely factor : 45g^2 + 12g -9Thank you
1. 1 answer
2. 550 views
Completely factor : w^2 - 15w + 54Thank you.
1. 1 answer
2. 429 views
A bird sitting 16 feet above the ground in an apple tree dislodges an apple.After how many seconds does the apple land on the
1. 1 answer
2. 608 views
A kicker punts a football from 3 feet above the ground with an initial velocity of 47 feet per second.1) write an equation that
1. 2 answers
2. 566 views
Please show me how to COMPLETELY factor this expression.z^2 + 11z -42 I appreciate your generous help,thank you.
1. 1 answer
2. 539 views
Please COMPLETELY factor this expression.t^2 + 4tv + 4v^2 Thank you for helping me.
1. 1 answer
2. 484 views
Graph the system of inequalities (shade each half-plane solution,not only the overall solution).y<= 3/2x+3 2x + y<10 y>-1
1. 1 answer
2. 721 views
Please check my system of linear equations using any algebraic method. Show the check,if possible.8x-6y=12 / 12x-9y=18 8x-6y=12
1. 3 answers
2. 569 views
Please completely factor the expression:3j^3 -51j^2 + 210j I greatly appreciate your help.
1. 1 answer
2. 530 views
How do I completely factor this expression?256z^2 -4 -192z^2 +3 I appreciate your help.
1. 2 answers
2. 635 views
Please completely factor this expression.5c^2 -24cd -5d^2 Thank you!
1. 1 answer
2. 511 views
Would you show me how to completely factor each of the following expressions.t^2 + 4tv + 4v^2 z^2 + 11z -42 Thank you for your
1. 1 answer
2. 585 views
Will you please show me how to completely factor this expression2a^2c^3-14bc^3+32c^3d^2 Thank you very much for your help.
1. 1 answer
2. 530 views
Please show me how to simplify:(p^2+4p-23)-(3p^2-23p-23) Thank you so much.
1. 1 answer
2. 413 views
I previously made a mistake by leaving out an exponent from this expression;Steve wisely pointed out the error.Thank you. Will
1. 2 answers
2. 500 views
Please show me the correct way to simplify this expression:(4t)^-2 t^0/ t^6 v^- Thank you so much.
1. 1 answer
2. 434 views
9.6*10^2/3.2*10^5please evaluate this expression and show answer in both scientific notation and in standard form. Thank you so
1. 1 answer
2. 582 views
How do you find the zeroes of the 1/2x^3-x? I factoried it so it would be 1/2x(x^2)-x. The one zero would then be zero, which
1. 1 answer
2. 418 views
I had to find the zeroes of (2t-3)/(t+5). I thought one of the answers could be -5, in addition to 3/2. But my book says -5
1. 1 answer
2. 474 views
How do you find the zeroes of x/(9x^2-4)? I thought the answer would be the sq. root of 4/9, but my book says the answer is
1. 0 answers
2. 449 views
I am trying to figure out the zeroes of 2x^2-7x-30. I did this graphically in a way that matched up with the answers in my book,
1. 2 answers
2. 467 views
I have to find the inverse function of f(x)=3-4x. I got y=3-x/4 for the function. I then have to plug it back into the function
1. 1 answer
2. 1,377 views
(f/g)(-1)-g(3) when f(x)=x^2+1 and g(x)=x-4. I got -1^2/1-4-(3-4), which became 2/-3 + 1. I multiplied the 1 by -3, which
1. 1 answer
2. 343 views
f(x)=2x-5 g(x)=2-x. I had to find f/g(x). I wrote 2x-5/2-x but this was marked incorrect. How would you do it then?
1. 0 answers
2. 310 views
How can you tell an equation's real or imaginary roots just from its graph, without knowing the equation? I have to look ath the
1. 1 answer
2. 1,557 views
f(2)=5 f(-2)=1, I have to write the linear function for this. I got 5-1/2- -2=4/4=1 then I plugged it in so it would be
1. 1 answer
2. 489 views
I'm not sure how to find the domain for the 4th root of (1-x^2). Can you break down the process for me please?
1. 1 answer
2. 441 views
The function 5x^2+2x-1's domain is all real numbers, according to the answer key. However, I don't know how to factor this to
1. 1 answer
2. 605 views
In the magic square shown (I'll type it out), the sum of the numbers in each row, column, and diagonal are the same. Five of
1. 2 answers
2. 915 views
Find all solutions to the following system of equations:x + 3y + 2z = 6 -3x + y + 5z = 29 -2x - 3y + z = 14 This just did not
1. 2 answers
2. 1,681 views
Solve the following system of linear equations:2x - 3y + 6z = -12 5x + 2y - 8z = 29 7x + 6y + 4z = 49 First, I did elimination
1. 2 answers
2. 1,779 views

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