3 years ago

Solve the following quadratic equations using factoring. b. x2 + 3x = 70

Mathematics

1 answer:

Katarina [22]3 years ago

6 0

We can easily silve it by splitting the middle term or by using the discriminate method *

<h3>* <u>splitting</u></h3>

x 2 +3x -70

x2 + 10x - 7x -70

x(x + 10) -7(x +10)

(x / 7) ( x + 10)

x = 7 or -10

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