Becca014Goulart Becca014Goulart
  • 03-10-2018
  • Mathematics
contestada

Galera preciso resolver essa questão é não sei como resolvê-la me ajudem por favor

Galera preciso resolver essa questão é não sei como resolvêla me ajudem por favor class=

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 03-10-2018

Calculate f(3) by replacing X with 3:

f(x) = x^2 -1

f(3) = 3^2 -1

F(3) = 9-1

f(3) = 8

Now calculate f(-4) by replacing x with -4:


f(x) = x^2 -1

f(-4) = (-4)^2 - 1

f(-4) = 16 -1

f(-4) = 15


Now add f(3) to f(-4)

8 + 15 = 23


The answer is a) 23


Answer Link

Otras preguntas

To calculate the area of the front surface of a box,you (a) add the length to the height (b) add twice the length to twice the height ( c) multiply the length b
If a=3 and b=5, what is the value of 3a + b to the power of 2?
what are the similarities between insects and humans
Pentane, C5H12, will react as shown below: ____C5H12(l) + ____O2 --- ______CO2 +_______ H2O H20(g) 1. Balance the equation above by putting coefficients into ea
What is a way a cell is put together called?
Write a newspaper headline about the Boston tea party from the points of view of a loyalist and a patriot. Explain your headlines.
Solve each compound Inequality. 42. -2 ≤ d + 1/2 < 4 1/2 44. 2t ≤ -4 or 7t ≥ 49 46. -1 ≤ a - 3 ≤ 2 48. A town's high temperature for a given month is 88 degr
K stands for a whole number. K + 7 is greater than 100 K - 7 is less than 90 Write all the numbers that k could be. Please help me
what is the theory that tax cuts can raise supply called
How do you put 0.8918 as a fraction