Answer:
- 3x² + 4x - 3
Step-by-step explanation:
(f + g)(x) = f(x) + g(x)
f(x) + g(x) = - 3x² - 1 + 4x - 2 ← collect like terms
= - 3x² + 4x - 3
(4x + 7)- (8- 3x) written in standard form is 7x-1 :)
The surface area would be 520. the equation for this is A=2(wl+hl+hw)
Answer:
Step-by-step explanation:
The solution to the equation includes both the positive and negative portions of the solution.
x = 12 , 6
Seismic waves
Step-by-step explanation:
An earthquake releases energy as shock waves, the so-called seismic waves, which ripple across the earth's surface. The seismic waves created as they move from the epicentre an earthquake vary.
(from Google)