Q78 of 196 Page 249

State whether the given statements are true (T)or false (F).

(–7)–4 × (–7)2 = (–7)–2

True

⇒ (-7)-4 + 2 = (-7)-2


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76

State whether the given statements are true (T)or false (F).

= 0

 77

State whether the given statements are true (T)or false (F).

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 79

State whether the given statements are true (T)or false (F).

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 80

State whether the given statements are true (T)or false (F).

The expression for 4–3 as a power with the base 2 is 26.