Answer: none of these are right, the correct answer would be 7
Step-by-step explanation:
Answer:
-3x^2 - 21x
Step-by-step explanation:
This question is representing multiplying two functions :
We are finding f(x) * g(x)
We know that f(x) is -3x and g(x) is x + 7, therefore :
(-3x)(x + 7)
Follow FOIL :
First :
(-3x)(x)
-3x^2
Outer :
(-3x)(7)
-21x
Therefore the answer is :
-3x^2 - 21x
Answer:
A=45m²
Step-by-step explanation:
A=bh=9·5=45m²
I don’t even know I just want to get points