if four times q whole number is substracted from three times the square of the number the result 15 is obtained.find the number
Answers
Answered by
3
3q^2 -4q = 15
3q^2 - 4q - 15 =0
3q^2 - 9q +5q - 15 = 0
(3q +5) (q-3) = 0
q = -5/3 & 3
answer
3q^2 - 4q - 15 =0
3q^2 - 9q +5q - 15 = 0
(3q +5) (q-3) = 0
q = -5/3 & 3
answer
Similar questions