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leo

Questions (132)

Which choice is the equation of a line that passes through the point (5, –1) and is perpendicular to the line represented by
1. 4 answers
2. 1,173 views
Which is an arithmetic sequence?A. 1, 4, 9, 16, . . . B. 2, 1, –1, –4, . . . C. 4, 8, 16, 32, . . . D. 21, 9, –3, –15, .
1. 1 answer
2. 580 views
Solve for f.(f - 12)2 = 25 A. f = 5 or f = −5 B. f = 12 or f = −12 C. f = 17 or f = 7 D. no solution
1. 2 answers
2. 392 views
What is the largest sum of money Bob can have in change and still not be able to give change for a dollar? HINT: The answer is
1. 1 answer
2. 396 views
A rectangular solid has sides of 10 cm, 6.5 cm, and 8.3 cm. What is its volume and surface area?
1. 4 answers
2. 1,620 views
A cylindrical tank with flat ends has a diameter of two meters and is 5meters long. It is filled with fuel to a depth of one and
1. 1 answer
2. 1,818 views
Find the volume of water in the horizontal tank if it is 7/8 full. Radius of the tank is 600mm. and the lenght of the tank is
1. 1 answer
2. 1,034 views
The base of a right prism is a rhombus whose sides are 20cm and the shorter diagonal is 24in..find the area pls.
1. 3 answers
2. 533 views
A cat rides a merry-go-round turning with uniform circular motion. At time t1 = 1.80 s, the cat's velocity is (3.60 m/s)i +
1. 0 answers
2. 950 views
In computing the cost of common equity, if D1 goes downward and Po goes up, Ke will
1. 0 answers
2. 479 views
What is the major disadvantage of manual indexes?
1. 0 answers
2. 456 views
Prove the trig identitycos(4x)=2-sec^2(2x)/sec^2(2x)
1. 0 answers
2. 411 views
what is AIDS? what are the symptoms of AIDS?
1. 1 answer
2. 460 views
8.00g of NaOH are dissolved in water to make 3.00 L of solution. What is the concentration of hydronium ions, , in this
1. 3 answers
2. 1,830 views
8.00 g of are dissolved in water to make 3.00 l of solution. What is the concentration of hydronium ions, , in this solution?
1. 1 answer
2. 443 views
Which of these statements are true...I think (1)and (5) are correct 1)A reversing vehicle must have negative velocity 2) A
1. 2 answers
2. 620 views
Which of these statements are true...I think (1)and (5) are correct 1)A reversing vehicle must have negative velocity 2) A
1. 1 answer
2. 595 views
Hi,Can anyone tell me if the following are correct please:- If x = 10y (where x > 0), then log10 x = y if a and b are positive
1. 2 answers
2. 515 views
what is the defenition of dissolve?
1. 1 answer
2. 441 views
A student finds that it takes 0.20s for a ball to pass through phototogates placed 30 cm apart on a level ramp. The end of the
1. 1 answer
2. 1,884 views
we are working at an assembly plant making wooden toy giraffes. At the end of the line,the giraffes go horizontally off the edge
1. 1 answer
2. 703 views
Is this right please ....3( y - 4 ) - 2 ( 5 - 6y ) = 3 x y = 3y, 3 x - 4 = - 12 -2 x 5 = -10, - 2 x -6y = - 12y Therefore, 2y
1. 1 answer
2. 908 views
Simply by expanding any brackets and collecting like terms5x - 2 - 2x + 3 is this 5x - 2x = 3x 2 + 3 = 5 therefore 3x - 5 if
1. 2 answers
2. 554 views
What is the pressure (in atmospheres) of the gas inside the container connected to an open-end, mercury-filled manometer as
1. 10 answers
2. 19,999 views
What is the pressure (in atmospheres) of the gas inside the container connected to an open-end, mercury-filled manometer as
1. 1 answer
2. 1,183 views
A closed container is filled with oxygen. The pressure in the container is 435kPa . What is the pressure in millimeters of
1. 4 answers
2. 1,297 views
Sulfuric acid dissolves aluminum metal according to the following reaction:2Al(s) + 3H2SO4(aq) -> Al2(SO4)3(aq) + 3H2(g) Suppose
1. 1 answer
2. 1,361 views
For each of the following acid-base reactions, calculate the mass (in grams) of each acid necessary to completely react with and
1. 4 answers
2. 717 views
How many kilograms of chlorine are in 30kg of each of the following chlorofluorocarbons (CFC's)?CF2Cl2 -in kg's; CFCl3 -in kg's;
1. 4 answers
2. 6,268 views
how many oxygen atoms are in 1.60g of quartz - SiO2?how do you figure out atoms to grams and visa versa? the weight of 1
1. 1 answer
2. 2,521 views
Question:The American Dental Association recommends that an adult female should consume 3.0mg of fluoride (F-) per day to
1. 2 answers
2. 5,143 views
what is the least common multipleThe least common multiple is the lowest possible number that has both numbers for a factor. For
1. 4 answers
2. 591 views