x = -15
Step-by-step explanation:
Collect like terms and simplify
Cross multiply
Answer:
f(-2) = 0
f(1) = 12
(x^3 - 7x - 6) / (x + 2) = x^2 - 2·x - 3 = (x - 3)(x + 1)
x^3 - 7x - 6 = (x + 2)(x - 3)(x + 1)
(x-5) = 0 or (x+2)=0
so x could be 5 or -2
i guess, u can check it with calculator
Answer:
1. algebraic expression: a mathematical expression containing one or more variables
2. coefficient: the constant preceding the variables in a product
3. constant: a numerical value
4. expression: a mathematical phrase that cannot be determined true or false
5. variable: a letter or symbol used to represent an unknown
Step-by-step explanation:
