Question

The non – negative sum among the following is:
a. -12 + (-13) b. -51 + 45 c. -23 + 36 d. -15 +0

Answer 1

Step-by-step explanation:

............c). is correct answer..

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Answer 2

Step-by-step explanation:

At what angle 0 from the horizontal should the body be projected so that its range on the inclined ... ( a ) 45 ° ( b ) 50 ° ( c ) 55 ° ( d ) 60 ° 34.