Answer:
What are the solutions of the equation 9x4 – 2x2 – 7 = 0? Use u substitution to solve
Step-by-step explanation:
Answer:
27
Step-by-step explanation:
Both the negative signs cancel each other out which means it's positive!
I hope this helps, and have a great day!
H^2=x^2+y^2
y^2=h^2-x^2
y^2=40^2-24^2
y^2=1024
y=√1024
y=32 ft