Question

find all zeros of the function algebraically 2x^2-7x-30

Answer 1

Find when \(2x^2-7x-30=0\). There are a few ways to do this. What methods are you familiar with?

Answer 2

any method is fine

Answer 3

splitting would be the best method, on go on substituting with possible zeroes

Answer 4

how would you split it?

Answer 5

right, v cant, i just found out!!!!!!!!!!

Answer 6

sorry!

Answer 7

its okay

Answer 8

you can!! 2x^2-12x+5x-30 = 0..............
here!!

Answer 9

i hope u gt it, i cud explain!

Answer 10

could you please...

Answer 11

sure.... the product is 60- ( a x c = 12 x 5) and 12 - 5 is also 7, so you split the 7x as -12x+5x, and finally you can find by taking common factors out!