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If x =2 is a root of x2 + ax + 6 =0 . find the value of a
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By Charlotte

If x =2 is a root of x2 + ax + 6 =0 . find the value of a
​

About the author
Charlotte

what is a35=? Is this an algebraic question involving what branch of math?

a ∆ABC, P,Q,R are the midpoints of AB, BC and AC respectively. If AB=10 cm, BC=8 cm and AC= 12 cm. The perimeter of ∆PQR will be *

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