2 years ago

4. Written as the product of two binomials, the expression (x+3)(4x –1)-(x+3)(x –9) is

Mathematics

1 answer:

Mariulka [41]2 years ago

6 0

Answer:

Step-by-step explanation:

(x+3)(4x-1)=4x^2+11x-3

(x+3)(x-9)=x^2-6x-27

if we add both binomials we will get=3x^2+17x+24

the expression in this case is a binomial

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$\text{We know: } \\ \boxed{\frac{\ -3\ }{\ 4\ }*q=12 } \\ \\ q=12: \frac{\ -3\ }{\ 4\ } \\ \\ q=12* \frac{\ 4\ }{\ -3\ } \\ \\ q= \frac{\ 48\ } {\ -3\ } \\ \\ q=-16 \\ ********** \\ \\ \text{Check:}\\ \\ \boxed{ \frac{-3}{4}*-16=12 } \\ \\ \frac{48}{4} =12 \ TRUE$