The name of place value of 9 in 199 is ones.
The second 9 has a value of tens.
The number 1 has a place value of hundreds.
Answer:
∠4
Step-by-step explanation:
An angle of depression is measured from the horizontal downwards.
This is ∠4 in the diagram
297 cm is the total surface area of the square pyramid
5578/68=82.029411764705882352941176470588
that would be rounded to 82.02 which is the answer
You gotta remember that

means

.
So, in this case, f(x) is [4x - 3], g(x) is [x^3 + 2x].
So that : f(x)-g(x) = [4x-3] - [x^3+ 2x] = -x^3 + 4x - 2x - 3 = -x^3 + 2x - 3