NotAProdigy NotAProdigy

02-05-2017
Advanced Placement (AP)

contestada

What are the factors of these two problems and how do you do the second one?
1. 32a^2 + 24b^2
2. 12a^2 –15ab –16a +20b

Respuesta :

mreijepatmat mreijepatmat

03-05-2017

12a² –15ab –16a +20b = (12a² –15ab) –(16a -20b)

1st parenthesis : (12a² –15ab) = 3a(4a - 5b)

2nd parenthesis - (16a -20b) = - 4(4a -5b)

1st + 2nd = 3a(4a - 5b) - 4(4a -5b)

common factor (4a-5b) ==>hence (4a=5b)(3a-4)

Answer Link

Otras preguntas

What value for A makes this equation true? 4 • 48 = (4 • 40) (4 • B)

which document set forth a specific plan for government by the people of the United States

Which numbers are solutions to the inequality x < −4, using the replacement set {−10, −4.3, −4, −3.9, 2}? Choose all answers that are correct. A. −10 B. −4.3

15/40 in lowest term I need it so bad now

What does seasat measure: A. Changes the ocean's height B. Changes in the ocean's land form C.the direction and speed of ocean current D. The velocity of wave h

A segment of a circle has a 120 arc and a chord of 8in. Find the area of the segment.

why do atoms move at different speeds depending on whether they are in liquids or solids.

the carpet Erin has chosen costs 2.50per square foot. how much will it cost her to carpet the floor? Area of composite figures

word form for 10 times 10 times 10 times 10 times 10

What value for A makes this equation true? 4 • 48 = (4 • 40) (4 • B)