3 years ago

Determine the value of a. x^2 + ax + 6 = (x + 3)(x + 2)

Mathematics

2 answers:

aivan3 [116]3 years ago

8 0

Answer:

A is 5

Step-by-step explanation:

FOIL

x times x is x^2

x times 2 is 2x

3 times x is 3x

3 times 2 is 6

Bring it together:

x^2+5x+6 = (x+3) (x+2)

Marysya12 [62]3 years ago

6 0

Answer:

a=5

Step-by-step explanation:

x^2 + ax + 6 = (x + 3)(x + 2)

FOIL the right hand side

first: x*x = x^2

outer: x*2 = 2x

inner: 3*x = 3x

last : 3*2 = 6

add them together

x^2 +2x+3x+6 = x^2 +5x+6

x^2 + ax + 6 = x^2 + 5x+6

a=5

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