The speed is 630mp/s I think. Because you have to multiply Wavelength by Frequency to get true speed
Answer:
<u>f(g(x)) = 9x² + 15x + 2</u>
Step-by-step explanation:
- f(x) = x² + 5x + 2
- g(x) = 3x
<u>Solving f(g(x))</u>
- f(g(x))
- f(3x)
- f(3x) = (3x)² + 5(3x) + 2
- f(3x) = 9x² + 15x + 2
- <u>f(g(x)) = 9x² + 15x + 2</u>
Answer: number one is d and number 3 is c I think
Step-by-step explanation:
Answer:
A rhombus has two pairs of parallel sides.
Step-by-step explanation: