Question

7. Verify the following
i) (-25) [(-7) + (-15)] = [(-25) × (-7)] + [(-25 (-15)
ii) (-7) x [(-8) +9] = [-7 X (-8)] + [(-7)- 9]
Ans:

8. What will be the sign of the product a x bif
i) a is the product of 5 positive integers and b is the product of 9 negative integers.
ii) a is the product of 6 positive integers and b is the product of 8 negative integers.
iii) a is positive and be is the product of 50 negative integers.
Ans:
9. Find the value of a if product of a with -1is i) 200 ii) 0 iii) -300
Ans:​

Answer 1

Answer:

7. Verify the following

i) (-25) [(-7) + (-15)] = [(-25) × (-7)] + [(-25 (-15)

ii) (-7) x [(-8) +9] = [-7 X (-8)] + [(-7)- 9]

Ans:

8. What will be the sign of the product a x bif

i) a is the product of 5 positive integers and b is the product of 9 negative integers.

ii) a is the product of 6 positive integers and b is the product of 8 negative integers.

iii) a is positive and be is the product of 50 negative integers.

Ans:

9. Find the value of a if product of a with -1is i) 200 ii) 0 iii) -300

• Ans:

Step-by-step explanation:

please make it a brainliest answer.

Answer 2

Answer:

1 ) (-25) [ (-7)+(-15)] = [(-25) x (-7)] + [(-25 (-15 )

= (175) + (-15) = (175) + (-25) x 15

= 175 - 15= (175) + (-375)

= 175 - 15 = 175 - 375

= 200

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