5cm,7cm,and 10cm? im no professional but might wanna double check first
f(x) 2x² + 5√(x+2)
f(2) = 2(2)² + 5√(2+2)
= 2(4) + 5√4
= 8 + 10
= 18 <======= answer
Answer:
x = (d + b) / (2a - c)
Step-by-step explanation:
2ax-b = cx+d
2ax - cx = d + b
x (2a-c) = d + b
None?