Question

III. Simplify the following:
(1) (x2 + 10x - 9) + (5x – 15) - (-4x2 +9)
(ii) (11mn2 + 10mn - 3) -(-mn– 6mn - 11) + (-mn? + 10)
(iii) (5x2yz - 10x2 + y2 - 11) - (5x2 – 3y) - (-9x2y2 + 4)
(iv) -(9x2 - 4y2 + 7) + (-8x2 - y2 - 10) - (-5y2 - 16)
(v) -(m2n2 – mn) -(-3mn +10) + (6mn- 2)the first person who help help me to give the answer will be given as the brainliest and please please tomorrow is my exam so please help me out the first person will surely I'll give you the it's a promise I'll give you the brainliest ​

Answer 1

Answer:

1. 5x2+15x-33 , 2. 10mn2-4 3. 5x2yz-37+y2-5x2+3y-9x2y2

Answer 2

Answer:

ou56,=569669

cv569=995

sxb

kkm