8 + 8 = 16
16 - 1 = 15
or
7 + 7 = 14
14+1 = 15
Answer: B
negative power= reciprocal
3 goes in front of the square root sign because it is the denominator.
5 is the power of x.
Answer:

Step-by-step explanation:
Suppose numbers are <em>x</em> and <em>y</em>
<u>Product of </u><em><u>x</u></em><u> and </u><em><u>y</u></em><u> is </u><em><u>-2</u></em>
<u />
And sum of <em>x</em> and <em>y</em> is <em>-1</em>

Answer:
1/15
Step-by-step explanation:
sin P = ON / PN = 2/30 = 1/15
NUMBER ONE IS THE RIGHT ANGLE AND THE SECIND INE IS SUPPLEMENTARY