Answer:
-2: 1/16 1=4 3=64
Step-by-step explanation
when doing to the power of a number its just that number multipled by itself that many times. When going into the negatives, you have to flip the number first and then multiply the denominator by the x power.
Answer:
C
Step-by-step explanation:
Answer:
1.3 times 10 to the 25th power
Step-by-step explanation:
Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the
10
. If the decimal is being moved to the right, the exponent will be negative. If the decimal is being moved to the left, the exponent will be positive.
X－7y＝7
To find the x-intercept, substitute y＝0
x－7×0＝7
x－0＝7
x＝7
∴ the x-intercept of the line is (7,0)
