Math, asked by sangeetasrivastava04, 4 months ago

TEST PAPER-8
Subtract 4a+ 5b2-6c2 + 8 from 2a? - 362 - 4c2-5.
Find each of the following products:
(i) (4a + 5b) x (5a - 6b)
(ii) (6x2 - x+8) (x-3)
Divide (5a - 4a² + 3a +18) by (a? - 2a + 3).
1
= 4, find the value of (i) x2 + (ii) x +
1
If x
find the value of w*
2
Evaluate {(83)2 - (17)?}.
Factorise:
(i) x - 3x2 + x-3
(iii) 1 - 6x + 9x?
2x + 7
15
Solve:
3x +5 17
(11) 63x-y? - 7
(iv) 7x° -19-6
5 years ago a man was 7 times as old as his son. After 5 years he will b
his son. Find their present ages.
ark (1) against the correct answer in each of the following:​

Answers

Answered by jaffarhu279
1

Answer:

7-7=0

Step-by-step explanation:

question is really good

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