Instructions: Find the missing side of the triangle.
X
39
80
X =

Step-by-step explanation:

Pythagoras theorem:

80^2+39^2 =x^2

square root of 7921 = square root of x^2

x=89

step-by-step explanation:

f(x)=2x^2 -1 

translation is a function transformation that transform the function in a way of translating. by translating the function its graph is moved  up an down. moving the function f(x) 2 units to the left will be the new function g(x) with the equation: g(x)=f(x+2)=2(x+2)^2 -1

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