The standard deviation is the square root of the variance...so that means the variance is the standard deviation squared.
2.3^2 = 5.29 <===
Answer:
16b=12
Step-by-step explanation:
divide both sides by 16
so twelve divide 16 is B
Did you mean this? <span>3^2x+1=3^x+5 => 3^(2x+1) = 3^(x+5)? If so, then 2x+1 is necessarily equal to x+5, so that 2x+1=x+5. Thus, x = 4 (answer).
Those parentheses are not optional; they must be part of your problem statement and solution.</span>
I think this is the answer to your question And also the solution
Answer:
16
Step-by-step explanation:
12 - 3 = 9
9 + 7 = 16
