1) (f + g)(2) = 7 + 3 = 10 The answer is C

2) (f - g)(4) = 11 - 15 = -4 The answer is A

3) f(1) = 2(1) + 3 = 5 g(1) = 1² - 1 = 0 The answer is D

4) (f xg ) (1) = 7/3 The answer is B

5 0

3 years ago

Read 2 more answers

Graph y=(x+2)^2-3 <br> Show Vertex

nikklg [1K]

$\bf ~~~~~~\textit{parabola vertex form}
\\\\
\begin{array}{llll}
\boxed{y=a(x- h)^2+ k}\\\\
x=a(y- k)^2+ h
\end{array}
\qquad\qquad
vertex~~(\stackrel{}{ h},\stackrel{}{ k})\\\\
-------------------------------\\\\
y=(x+2)^2-3\implies y=\stackrel{a}{1}[x-\stackrel{h}{(-2)}]^2\stackrel{k}{-3}\quad 
\begin{cases}
h=-2\\
k=-3
\end{cases}$

3 0

3 years ago

A metal alloy that is made up of 15% aluminum is combined with a metal alloy that is 35% aluminum. If the result is 400 kilogram

jeyben [28]

55 kilograms of aluminum and 345 kilograms of the other metals

8 0

3 years ago