The answer is 0
Explanation
When doing PEMDAS you always move from left to right
4+7=11
-5-6=-11
11-11
= 0

so the value of the function at x=-3 is -192
Answer:
Step-by-step explanation:
The weighted average of the student's scores is ...
0.20×63 +0.05×97 +0.35×85 +0.40×77 = 78
The student's overall final score is 78.
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The letter grade earned is between 70 and 80, so is a C.
Yes
right circular cones are similar if they have equal vertex angles