Real Zeros of Polynomials

Factor
x² -16x + 48

• (x - 12)(x - 4)

• (x + 6)(x - 8)

• (x + 12)(x - 4)

• (x -16)(x - 3)

How could you determine    if x-2 is a factor of 2x³-5x²+x-2?

• Use synthetic division and see if the quotient is even

• Ask the person sitting next to me

• Use synthetic division and see if the remainder is zero

• Flip a coin

Factor f(x)= x³ - 2x²-13x - 10  given that
(x - 5) is one factor.

• (x- 5)(x - 1)(x - 2)

• (x - 5)(x + 2)(x - 2)

• (x - 5)(x + 2) (x + 1)

• (x - 5)(2x - 13)

If one of the zeros of quadratic polynomial (k-1)x²+kx+1 is -3, then the value of k is

• 4/3

• -4/3

• 2/3

• -2/3

if 1 is a zero of polynomial p(x)=ax² -3(a-1)-1, then the value of a is

• 2

• 3

• 1

• -2

Sum of the zeros of the polynomial x²+7x+10 are

• 7

• -7

• 10

• -10

The zeros of the quadratic polynomial x² +99x+127 are

• Both Positive

• Both Negative

• One Positive and one negative

• Both Equal

The graph of the linear polynomial will meet x axis at

• 1 point

• 2 points

• 3 points

• No Points

The zero of the polynomial p(x)=2x-1 is

• 2

• 1

• 1/2

• -1/2

If one zero of the quadratic polynomial x² + 3x + k is 2, then the value of k is

• 10

• -10

• 5

• -5