Question

PLZ ANSWER IT
IT 'URGENT'

Answer 1

Step-by-step explanation:

• Answer 29 attached
• answer 30
• let us consider (x

3

−144x)=x(x

2

−144)

by taking x as the common factor

By using the formula a

2

−b

2

=(a−b)(a+b)

⇒x(x−12)(x+12)

hope it helps

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Answer 2

Answer:

ITS EASY

Step-by-step explanation:

29. THE COST OF 10 PENCILS IS 90

IF THE COST OF 19 PENCILS IS 90/10*19

                                                  =171

171 IS THE ANSWER

30.     X IS THE COMMON FACTOR.

HOPE ITS CLEAR...

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