(SOLVE) Question number 2 3 Q2 ) Simplify : 1) ( - Maths - Exponents and Powers

Question

(SOLVE)?Question number 2&3?

Q2 ) Simplify :
1) (–2/ 3)3 X (–1/2)5
2) (–3/2)5 ÷ (–9/4)3

Q3) Simplify :

1) What must be subtracted from 6x + 8xy + 8y to get 7x – 4xy
+ 8y ?

2) Subtract 2x2 + 5x – 1 from 3x2
–6x + 11

- 3) (2 α 2 – 7b2) + ( α
2 + 4 ab + 2b2 ) – (5 α
2 – 3ab –2b2)

Shruti Tyagi · Accepted Answer

Dear Student,

Question 2)1) -233×-125⇒-13×2333×-15×125⇒-1×827×-1×132⇒827×132=127×4=181question 3)1) let the number be subtracted =z6x+8xy+8y-z=7x-4xy+8y⇒6x+8xy+8y-7x+4xy-8y=z⇒z=12xy-x2)subtract 2x2+5x-1 from 3x2-6x+11⇒3x2-6x+11-2x2-5x+1=x2-11x+12

Kindly solve the rest of subparts using same logic

Regards,