Answer:
See below ~
Step-by-step explanation:
<u>(a) Mean of the data</u>
- 2.4 + 1.6 + 3.2 + 0.3 + 1.5 / 5
- 9/5
- <u>1.8</u>
<u></u>
<u>(b) New mean after each data point increased by 10</u>
- 12.4 + 11.6 + 13.2 + 10.3 + 11.5 / 5
- 59/5
- <u>11.8</u>
<u></u>
<u>(c) New mean after each data point doubled [from (b)]</u>
- 24.8 + 23.2 + 26.4 + 20.6 + 23 / 5
- 118/5
- <u>23.6</u>
Answer:
Option C.
Step-by-step explanation:
The given logarithmic equation is
It can be written as
Now, to check whether
is a true solution or not. Substitute
in the LHS of given equation.
Hence,
is a true solution because
.
Therefore, the correct option is C.
Answer:
>
Step-by-step explanation:
-3+7= 4
-10-2= -12
4> -12
<span><span>the answer is 10<span>x^7</span></span><span>y<span>^2</span></span></span>