Answer:
x²+8x+16
Step-by-step explanation:
f(x) = (x+4)²
= (x+4)(x+4)
= x² + 4x + 4x + 16
= x² + 8x + 16
Answer:
wasting ur time like u wasted mine
Step-by-step explanation:
Answer:
to find the long side ( hypotneuse) you use the equation a^2+b^2=c^2 where c^2 is the hypotneuse. In this case 7^2 + 6^2=c^2
49+36=c^2
85=c^2
take the square root of 85 to get c
X= 9.2