Question

15c^2-7cd-2d^2

Answer 1

Lol....It is a Quadratic Equation in C...Solve using Quadratic Formula

Answer 2

15c^2-7cd-2d^2

\[15c^2 - (7d)c - 2d^2 =0\]

Answer 3

it told me to factor and in clueless

Answer 4

hmm so what you don't know about quadratic formula? i mean what part u don't get?

Answer 5

whats quad forumla?

Answer 6

x= [-b+- (b^2 -4ac)^0.5]/2a
a =15 ,b=-7 , c= 2
you will get 2 values of x.. those will be your factors.

Answer 7

.... i dont think thats what book is asking for... it says factor the trinomial...

Answer 8

use factorization it will work....

Answer 9

how?

Answer 10

can you show me the first step?

Answer 11

factor of 15c^2 is 5c times 3c
factor of 2d^2 is d times 2d
just combine of them in bracket

Answer 12

(5c......?)(3c......?)

Answer 13

it means (5c + d)(3c - 2d)

Answer 14

how did you factor 5c and 3c?

Answer 15

for check the truth :