savannahke savannahke
  • 01-11-2020
  • Mathematics
contestada

f(x)= -4x² + 5x
find f(6).

Respuesta :

CHERLYNnotCHERRY
CHERLYNnotCHERRY CHERLYNnotCHERRY
  • 01-11-2020

Answer:

The answer is -114.

Step-by-step explanation:

You have to substitute x = 6 into the function :

[tex]f(x) = - 4 {x}^{2} +5 x[/tex]

[tex]f( 6) = - 4 {(6)}^{2} + 5(6)[/tex]

[tex]f(6) = - 4(36) + 30[/tex]

[tex]f(6) = - 144 + 30[/tex]

[tex]f(6) = - 114[/tex]

Answer Link

Otras preguntas

By tradition, when does the presidential campaign begin?
what is m/9 - 1 = -2 whats the answer & steps
What's the verbal expression for "4(2x-7)"
1/4(12x+16)=10-3(x-2) anyone?
Your dad tells you that he will pay you $6.00 an hour for the 6 seconds that you take to wash your hands before dinner. How much did you make for washing your h
Calculate the number of moles 2.25 g of Na2CO3  0.800 g of NaOH  17.75 g of Na2SO4
What is the rounding or compatible numbers to estimate the sum of 87+34
using exactly four 4s and any operations write an expression to equal the number 3
arrange following numbers in increasing order 2.3,45.1,18.735,0.9862,7
arrange following numbers in increasing order 2.3,45.1,18.735,0.9862,7