Answer:

Step-by-step explanation:
Given


Required

First, we calculate the z score






So:


From z probability, we have:

Answer:
The answer is a² .
Step-by-step explanation:
You have to substitute x and y into the expression :



Next, you have to apply Basic Trigonometric Identity :




Answer:
No. It is not an Exponential Equation.
Step-by-step explanation:
Given
By the Definition of Exponential Equation which states.
"The equation is said to be an exponential equation when it has a variable occurred in the exponent and which have the same base."
For Example:
All given below are said to be exponential equations.

which can be rewritten as

Now in the given equation
it doesn't have same base neither any means the base can be made same,hence the given equation is not an exponential equation
The answer is 15/8
simplified: 1 7/8
We don't know what WCLM means or have any contacts clues