fani143 fani143
  • 01-08-2022
  • Mathematics
contestada

Factor the polynomial completely
10³ -25r² - 12r + 30

Factor the polynomial completely 10 25r 12r 30 class=

Respuesta :

angstar4
angstar4 angstar4
  • 01-08-2022
ANSWER
(5r^2 - 6)(2r - 5)

EXPLANATION
Factor by grouping
(10r^3 - 25r^2) + (-12r + 30)

Factor a GCF
5r^2 (2r - 5) -6 (2r - 5)

Combine groups
(5r^2 - 6)(2r - 5)

CHECK
Use FOIL

First: 5r^2*2r = 10r^3
Outside: 5r^2*-5 = -25r^2
Inside: -6*2r = -12r
Last: -6*-5 = 30
Answer Link

Otras preguntas

what is this number in word form 3,152,308,726
A six−sided die, with sides numbered 1,2, 3,4,5, and 6, is tossed. What is the probability of tossing a number less than three?
Who was Malinche and what other name was she called?
What is the molecular formula of a compound made of 25.9% N and 74.1% O? a. NO  b. NO₂ c. N₂O  d. N₂O₅ e. N₂O4₄ It would be great if you could add a few words
placing 12 tiles side by side, Pete can make a 12-by-1 rectangle. Name two other rectangles Pete can make with 12 tiles
1/3(9x+27)-4=1/2(2x+54)
how do you solve 4a/b divided by 2ac/b
What is the GCF of 80x3 and 30yx2??? (The 3and2 are exponets)
What is square root of 126 + square root of 56 in standard form
Write equation in function form y-3x-11=0