maciejewiczdalia
maciejewiczdalia maciejewiczdalia
  • 09-07-2018
  • Mathematics
contestada

Factorise FULLY and show working out (2)

Factorise FULLY and show working out 2 class=

Respuesta :

ppera1009 ppera1009
  • 09-07-2018
7 (xˆ2 - 9)
7 (x-3) . (x+3)
Answer Link
konrad509
konrad509 konrad509
  • 09-07-2018
[tex]7x^2-63=7(x^2-9)=7(x-3)(x+3)[/tex]
Answer Link

Otras preguntas

153 is 90% of what number
Describe the life cycle of mushroom in steps.
suppose f(x) varies directly with x and f(x) = 24 when x = 2. What is the value of f(x) when x = 6? 1/2 1/12 48 72
NEED HELP ON ALGEBRA I problem: (4+2y)x
8 divided by 870. long division and b it's hard for me
What equation is graphed in this figure? y + 2 = −3(x−1) y − 3 = 1/3(x+1) y − 5 = 3(x−1) y − 4 = −1/3(x+2)
Which of the following gives all of the coefficients of the algebraic expression -2x2 + 17 -15x + 7xy? 15 -15, -2 -15, -2, 7 -15, -2, 7, 17
what is the role of hormones in maintaining homeostasis in living things
what is the original source of almost all the energy in most ecosystems
In the Great Plains of the U.S., tornadoes are common in the summer. This is because _____. continental polar air masses can reach further south tornadoes get t