Bill is purchasing according lessons. There's $20 materials fee and lesson cost $15. Write an equation for the situation and the
1 answer:
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<u>SOLUTION</u><u>:</u>
<u>what should be added to a²-2ab+b² to get a²-ab-2b² </u>
let the added no is P
should be added to a²-2ab+b² to get a²-ab-2b²
Answer:
Step-by-step explanation:
Given
Required
Determine an equivalent expression
In trigonometry:
In
Substitute for
in
Hence, the equivalent expression is: