math

which of the following polynomials has common monomial factor

• 8a²-2ab

• a²+b

• 4a²-5

• 2x+7y

what are the factors of the difference of two squares a²-b²

• sum of two terms (a+b)(a+)

• difference of two terms (a-b)(a-b)

• two equal binomials (a+b)²

• sum and difference of two terms (a+b)(a-b)

To factor x2-4x-45 ,find two numbers whose product is (c) and whose sum is (b)

• c=-9,b=5

• c=5 , b-9

• c = -9, b= -5

• c=-5 , b=9

what are the factors of 8x³-y³?

• (2x - y) (4a² - xy -y²)

• (2x +y) (4x² -4 xy -4y²)

• (2x -y) (4x² +2 xy +4y²)

• (2x +y) (9x² -3xy -y²)

Factor x²-49

• (x+7)(x-7)

• x(x-7)

• (x-7)(x-7)

• (x+7)(x+7)

what is the factored form of a (c+5)=b(c+5)?

• (a-b)(c+5)

• (a+b)(c-5)

• (a+b)(c+5)

• ab(c+5)

the binomial x-3 is a factor of which of the following polynomials

• x²+8x+12

• x²-6x+15

• x²+x+6

• x²+x-12

what is the average rate of a car that covered a distance of (x²+8x-20)km and traveled for (x - 2) hours

• (x+4)kph

• (x+10)kph

• (x-10)kph

• (x-18)kph

find the measure of a side of a square lot whose area is (36x²+36x+9)m²

• 36(x+9)m

• (6x+3)m

• (6x-3)m

• (36x+9)m

the lenght of a whiteboard is (y-7)m .If the area of the whiteboard is y²-10y+21m², what is the width?

• (y+3)m

• (y-3)m

• (y+7)m

• (y-y)m