Question

Q.1) In how many years will a sum of Rs 5,000 become
Q.2) If 2a - 3b = 5 then find the value of 8a3 - 2
Q.3) Factorise - i) 5x3 - 15x2 - x +3
Q.4) Factorise - i) 7x2 - 25x - 12
Q.5) Solve the following pair of linear equations.
3a – 26 = 12
4a - 5b = 16​

Answer 1

Answer:

Q. 3) 5x3-15x2-x+3

5x2(x-3)-1(x-3)

(x-3)(5x2-1)

Step-by-step explanation:

That 3 or 2 after x means power

Hope it helps:-)