Question

help in comment

Answer 1

@TheSmartOne

Answer 2

can you find 2 numbers whose sum is +6
and product is -40 ?

Answer 3

explain please?

Answer 4

factor 40 first

Answer 5

2?

Answer 6

example :
if i need 2 numbers whose sum is -2 and product is -80
then i would say 2 numbers are -10 and +8
because
-10 +8 =2
-10*8 =-80

similarly can you think of 2 numbers whose sum is +6 and product is -40 ?
its not too difficult, think!

Answer 7

***-10+8 =-2

Answer 8

lost

Answer 9

c?

Answer 10

ok then use quadratic formula
do you know what is t ???

Answer 11

no?