Evaluate:
$(+ 42) + (- 64)$

- 22

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28

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+ 22

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None of these

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Solution

The correct option is A $- 22$
(+42)+(-64)=-22

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Similar questions

Question 85 (g)

Evaluate
$\frac{6^{4} \times 9^{2} \times 25^{3}}{3^{2} \times 4^{2} \times 15^{6}}$

22, 24, 30, 27, 29, 31, 25, 28, 41, 42

(2^{2}) + (2^{2} + 4^{2}) + (2^{2} + 4^{2} + 6^{2}) + \dots (2^{2} + 4^{2} + 6^{2} + \dots \dots + (2 n)^{2}) (n t e r m s)

54 / 32 = 4, 39 / 42 = 3, 92 / 22 = 7

28 / 33 =

{(x - 2)}^{2} + {(y - 3)}^{2} = 36

{(x + 3)}^{2} + {(y + 2)}^{2} = 49

{(x - 4)}^{2} + {(y + 5)}^{2} = 64

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