Question

Verify the following and name the property used:

(-8x-7) x 6 =-8 x (-7 x 6)

21 x [8 + (-2)] = 21 x 8 + 21 x (-2)
can you plz answer both these questions?

Answer 1

Answer:

6 power -3

(6)-3 power

1/6 power 3 ( by replacing the negative sign into positive sign)

1 multiply by 3

6 multiply by 6 power 3

1/216 is the answer ...

so 6 power -31 is equal to 1/216 ....

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Answer 2

Answer:

(-8x-7) x 6 =-8 x (-7 x 6)

=   336     =       336

name of the property= associative property as (axb) x c = a x (bxc)

21 x [8 + (-2)] = 21 x 8 + 21 x (-2)

=     126         =    126  

name of the property=  distributive property of multiplication over addition as

ax(b+c) = axb + axc

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