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Ivy
Ivy

Form 4 chevron_right Malaysia

How to do?? I dont know how to finish it

Date Posted: 5 years ago
Views: 403

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
We can collect the terms in x2. In other words, 2x2 + x2 = 3x2.

Do likewise for -6x - x to get -7x.

Then we obtain 3x2 - 7x - 2 = 0.

We use the quadratic formula so solve for x.