taboragaines taboragaines

22-01-2021
Mathematics

contestada

If p(x) = 2x - 5 and r(x) = 3x + 4, calculate (pr)(x).
A
6x2 - 7x - 20
B
6x2 + 7x - 20
5x - 1
D
6x2 - 20

Respuesta :

abidemiokin abidemiokin

28-01-2021

Answer:

6x + 3

Step-by-step explanation:

Given p(x) = 2x - 5 and r(x) = 3x + 4,

p(r(x)) = p(3x+4)

p(3x+4) = 2(3x+4) - 5

p(3x+4) = 6x + 8 - 5

p(3x+4) = 6x +3

Hence the composite function (pr)(x) is 6x + 3

Answer Link

Otras preguntas

prove that can you please prove and explain it plz

Use the Pythagorean theorem to find b. b =

Two uniform solid spheres, A and B have the same mass. The radius of sphere B is twice that of sphere A. The axis of rotation passes through the center of each

The place where I work of fiction or a play occurs is the A) Rhythm B) Meter C) Introduction D) setting

Mandolin produced 70,000 units and sold 50,000 units. Their unit selling price is $20 and they have variable unit production costs of $10, variable selling expe

Which situation would most cause a researcher to adjust their research strategy? The researcher was able to easily draw conclusions from the information that wa

Identify the following verb by number and person by checking on the appropriate boxes. It falls. third person first person second person singular plural same fo

Help please if you don’t mind! Thank you

Result of mechanical weathering or chemical weathering

Which ordered pair is a solution to the system of inequalities graphed here? A. (1-2) B. (-3,3) C. (-2, 6) D. (1.4)