paulmunoz101 paulmunoz101
  • 09-09-2022
  • Mathematics
contestada

Express your answer as a polynomial in standard form.
ƒ(x) = 2x² + 5x + 15
g(x) = -x + 5
Find: (fog)(x)

Respuesta :

S1NGH
S1NGH S1NGH
  • 09-09-2022

Answer:

2x² - 25x + 90

Step-by-step explanation:

→ Replace every x in 2x² + 5x + 15 with -x + 5

2 × ( -x + 5 )² + 5 ( -x + 5 ) + 15

→ Simplify

2 ( x² - 10x + 25 ) - 5x + 25 + 15

→ Expand

2x² - 20x + 50 - 5x + 40

→ Simplify

2x² -25x + 90

Answer Link

Otras preguntas

What's the relief of London ?
Uh you can have the points
At 12 noon if the temperature is 38°C and if it decreases at the rate of 2°C per hour, then what would be the temperature at 5pm?​
A dress that costs $63.99 is on sale for 1/3 off. What is the sale price of the dress? Round your answer to the nearest cent.
What was an effect of the passage of the Pure Food and Drug Act of 1906?
. for fraction having same numerator, the fraction with the __________ denominator is the greater number ​
Water flows into the tank at a rate of 3 litres per minute. If the tank fills completely in 450 seconds , What is the capacity of the tank in ml?
Write the empirical formula of at least four binary iconic compounds that could be formed from the following ions: Zn^2+,Fe^2+,I^-, S^2-
Please how do we solve this? Fast
What is the scale factor that take triangle XYZ to X'Y'Z'?