Answer:
45 im not sure doe
Step-by-step explanation:
1 question what is x equal to?
Answer:
y = square root(x/7)
Step-by-step explanation:
switch x and y
x = 7y^2
solve for y
x/7 = y^2
square root(x/7) =y
y inverse is
y= square root(x/7)
1. Use the Pythagorean Theorem since this is a right triangle:
a^2 + b^2 = c^2
3^2 + b^2 = 4^2
b^2 = 4^2 - 3^2
b = √ 7
b = 3
answer : 3