Questions and answers by

yeslian c

Questions (40)

What are the roots of f(x)=6x2+216 ?(1 point)Responses ±36i plus or minus 36 i ±36 plus or minus 36 ±6i plus or minus 6 i ±6
1. 1 answer
2. 5 views
Solve the polynomial equation p(x)=x3+2x2−5x−6 . Which of the following is a factor?(1 point)Responses x+1 x plus 1 x−3 x
1. 1 answer
2. 4 views
Apply the Fundamental Theorem of Algebra to determine how many imaginary roots g(x)=12x−3x2+13x3−9 will have, if you know it
1. 1 answer
2. 6 views
Without solving, apply the Fundamental Theorem of Algebra to determine how many roots y=8x5−2x4+6 will have.(1 point)Responses
1. 1 answer
2. 5 views
Show that the Fundamental Theorem of Algebra is true for the quadratic polynomial x2−16x+39=0 through solving by factoring.
1. 1 answer
2. 4 views
Apply the Fundamental Theorem of Algebra to find the number of roots for the polynomial g(x)=7x6+2x−5.(1 point) roots
1. 1 answer
2. 7 views
According to the Fundamental Theorem of Algebra, 4x2+11x−20=0 has two solutions. How many of those solutions are integers?(1
1. 1 answer
2. 6 views
Which is the solution to the equation 2(x−16)2=−8 , re-expressed as a complex number in the standard form a±bi ?(1 point)Re
1. 1 answer
2. 6 views
Which of the following re-expresses the negative square root −6−20−−−−√ as a complex number in the standard form
1. 1 answer
2. 9 views
Which of the following re-expresses the negative square root −40−−−−√ as a complex number in the standard form a+bi
1. 1 answer
2. 6 views
What type of number is 3+4i ?(1 point)Responses irrational irrational complex complex real real imaginary
1. 1 answer
2. 6 views
What are the types of solutions for x in the equation x2+4=0 ?(1 point)Responses irrational irrational real real rational
1. 1 answer
2. 5 views
Re-express 3−32−−−−√as a complex number with the imaginary unit i=−1−−−√ .(
1. 1 answer
2. 6 views
Given the complex number 7–√−6i, determine the real part and the imaginary part.(1 point)
1. 1 answer
2. 5 views
How can 13×19 be rewritten using the difference of two squares identity?(1 point)Responses (10+3)(22−3) left parenthesis 10
1. 1 answer
2. 5 views
Which of the following endpoints is best suited for using polynomial identities to convert differences of numerical squares into
1. 1 answer
2. 8 views
Use the polynomial identity x2+2ax+a2=(x+a)(x+a) to rewrite x2+4x+4 . Which polynomial does this establish?(1 point)Responses
1. 1 answer
2. 6 views
Divide the polynomial x3−a3 by x−a . Which polynomial identity does this establish?(1 point)Responses
1. 1 answer
2. 4 views
What is the highest degree for the expression (3x2+4)(x5−3)−12x9−24x3x+2 ?(1 point)Responses 7 7 8 8 9 9 10
1. 1 answer
2. 4 views
Which of the following correctly determines the first and last terms of the expression
1. 1 answer
2. 4 views
Perform the operation(s) and simplify completely.−(5x−2)(4x+8)+3x2−9x (1 point) Responses −17x2+23x−16 negative 17 x
1. 1 answer
2. 3 views
Perform the operation(s) and simplify completely.(4−2x)(−6x2+10x+214−2x) (1 point) Responses −6x2+10x+21 negative 6 x
1. 1 answer
2. 5 views
Perform the operation(s) and simplify completely.(7x2−6x+2)−(4x−8)+(−6x2+3x) (1 point) Responses 13x2−13x+10 13 x
1. 1 answer
2. 5 views
Which of the following expressions is not a factor of 3x3−10x2−143x−90 ? Use long division to solve.(1 point)Responses x+5
1. 1 answer
2. 4 views
Which of the following expressions is a factor of 2x2+9x−35 ? Use long division to solve.(1 point)Responses 2x+7 2 x plus 7
1. 1 answer
2. 3 views
Use long division to divide the polynomial 15x2+14x−8 by 3x+4 . What is the quotient?(1 point)Responses 5x−2 5 x minus 2
1. 1 answer
2. 2 views
Which of the following is the simplified form of 18x2−12x+63x ?(1 point)
1. 1 answer
2. 3 views
Which of the following is the simplified form of 18x2−12x+63x ?(1 point)Responses 6x3−4x2+2x 6 x cubed minus 4 x squared
1. 1 answer
2. 4 views
Which of the following worked equations demonstrates that you can divide polynomials by recognizing division as the inverse
1. 1 answer
2. 3 views
What is the product of the following polynomials: (−3x5−4x4)(7x2−2x+6)?(1 point) (−3x5−4x4)(7x2−2x+6)=
1. 1 answer
2. 4 views
Find the product of (3x2−8)(4x2+7). Provide your answer in descending order of exponents.(1 point) (3x2−8)(4x2+7)= Remaining
1. 1 answer
2. 5 views
Use the Distributive Property to multiply the following polynomials: 3x2(2x4−15x).(1 point) 3x2(2x4−15x)=
1. 1 answer
2. 4 views
Find the product of (4x3+2x2)(6x−9) . Provide your answer in descending order of exponents.(1 point) (4x3+2x2)(6x−9)=
1. 1 answer
2. 5 views
What role does tRNA play in the translation process?(1 point)Responses tRNA holds the "stop" codon to alert ribosomes to end
1. 1 answer
2. 4 views
Select the statement that is true.(1 point)Responses Translation copies DNA to mRNA, while transcription converts mRNA into
1. 1 answer
2. 4 views
Alexei Romanov suffered from hemophilia, a condition that(1 point)Responses causes the body to produce too many blood cells due
1. 1 answer
2. 4 views
Uracil pairs with(1 point)Responses any nitrogen base. any nitrogen base. uracil. uracil. thymine. thymine. adenine.
1. 1 answer
2. 3 views
Duskby H.H. Munro (Saki) So Gortsby’s imagination pictured things as he sat on his bench in the almost deserted walk. He was
1. 1 answer
2. 8 views
The Reward of Enterpriseby Ward Muir A project was forming in my mind. I looked at the water. It was a peculiar, vitreous green,
1. 1 answer
2. 3 views
That Spotby Jack London “What that dog needs is space,” Steve said the second day. “Let’s maroon him.” We did, running
1. 1 answer
2. 6 views