Math Notes

Subjects

High School Mathematics Solutions

Topics || Problems

if $$f(x) = 2x^2 -1$$ and $$g(x) = 8-2x$$, what is the value of (f+g)(2)<

• $$(f+g)(2) = f(2) + g(2)$$
• $$(f+g)(2) = [2(2)^2-1] + [8-2(2)]$$
• $$(f+g)(2) = 8-1 + 8 - 4$$
• $$(f+g)(2) = 7 + 4$$
• $$(f+g)(2) = 11$$