Quadratic

Which expression is equivalent to

the polynomial: k²+7x+10?

• (k+2)(k+5)

• (k-2)(k-5)

• (k+10)(k+4)

• (k+2)(k-5)

Which expression shows the factors of: n² + 16n + 63?

• (n-7)(n+4)

• (n+7)(n-9)

• (n-3)(n-10)

• (n+7)(n+9)

Which expression is a factor of: k² -2k - 24

• (k-6)

• ((k+2)

• (k-1)

• (k-5)

Factor
3v² - 4v - 7

• (3v-7)(v+1)
• 3(v-7)(v-1)
• (3v+1)(v-9)
• (3v+1)(v-10)

Which expression shows the

factors of: x² + 9x - 36

• (x + 12)(x - 3)

• (x + 9)(x - 4)

• (x - 12)(x + 3)

• (x - 9)(x - 4)

Factor
r² -16r + 60

• (r - 15)(r + 4)
• (r - 6)(r + 10)
• (r - 6)(r - 10)
• (r +30)(r - 2)

The trinomial 4x² -20x + 25 is factorable.

Which of these is the correct factorization?

• (2x+5)(2x-5)

Factor:

2x² + 3x - 9

• 2(x + 3)(x - 3)

• (2x - 3)²

• (x + 3)(2x - 3)

• (2x + 3)(x - 3)

Which function is equivalent to: h(x)= 3x² + 10x - 8?

• h(x)=(3x + 2)(x + 4)

• h(x)=(7x + 5)(x + 2)

• h(x)=(3x - 2)(x + 4)

• h(x)=(7x - 3)(x - 4)

The area of a rectangle painting is (x² + 9x - 36) square units.

Which of the following could be the dimensions of the painting?

• (x + 12)units

  by (x - 3) units.

• (x + 9) units

  by (x - 4)units

• (x - 12) units

  by (x + 3) units

• (x - 9)units

  by (x - 4)units