line CB is perpendicular to line AD at B between A and D. Angle BCA is congruent to angle BCD and line AC is congruent to line D
2 answers:
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Answer:
-63
Step-by-step explanation:
Write the problem as a mathematical expression.
Simplify 4−4−8 to substitute in f(x)=−x^2+1
Subtract 4 from 4
Subtract 8 from 0
Replace the variable x with −
8 in the expression
Simplify
Answer = -63
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