hernandezaracel hernandezaracel
  • 23-01-2018
  • Mathematics
contestada

factor binomial -16r^2+1

Respuesta :

choixongdong
choixongdong choixongdong
  • 23-01-2018
-16r^2+1
= 1 - 16r^2
=(1 +4r)(1 - 4r)
Answer Link
altavistard
altavistard altavistard
  • 23-01-2018
I'd suggest you write -16r^2+1 in the equivalent form 1-16r^2.  This makes clearer the fact that -16r^2+1 is the difference of 2 squares.

a^2 - b^2 = (a-b)(a+b)

so   
1-16r^2 = (1-4r)(1+4r)  (answer)


Answer Link

Otras preguntas

Grace drew a triangle with sides of equal length. Its measured with sides of 3 cm. What is the perimeter of the triangle?
2. If f(x) = 2X^2 + 3X Find f(-5)
Starting with the basic building blocks, which is the correct order of levels of organization of complex organisms? A. organ systems --> cells --> tissue
Define a function mean(a, b, c) that returns the mean of three numbers Hint: divide by 3.0 to get a float (decimal).
SHOW YOUR WORK 20x4.17
Evaluate the integral using the indicated trigonometric substitution. sqrt(x2 − 81)/x dx, x = 9 sec()
Five of the 25 girls on Alden Middle School’s soccer team are seventh-grade students. Find the percentage of seventh graders on the team.
She claims her illness is entirely due to stress at work. This is baseless. (change to a subject and join both sentences)
Complete the work to solve for y: What is the value for y?
2 = 2(m − 8) − 2 m =