3a²-a-4=0

solving for the roots,

please solve this problem and explain me.

A body is projected vertically upwards with a velocity 20m/s. Find the maximum height reached by the body.(g= 10m/sec2)

147x2=48

I need help with a problem

The math problem is 147x2 = 48
I need help finding the answer

PEUX-TU ME FAIRE CONNAITRE ALGREBRE LE PLUS MEILLEUR.

CAN YOU EXPLAIN BETTER ALGEBRA PLEASE

It factors to

(3a-4)(a+1) = 0

can you take it from here ?

(3a - 4)(a+ 1) = 0

a = 4/3, -1