2 years ago

Please help me and show work so I can understand worth 20 points!!!

1 answer:

8 0

The steps and final answer is shown in the attached image. I wrote it there so I could write out complex algebraic formulas. Let me know if you have any questions about any of the steps. Thank you.

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What are the next three numbers in this pattern? 1, 4, 9, 16, __, __, __

SpyIntel [72]

Answer:

1,4,9,16,25,36,49

Step-by-step explanation:

The sequence is basically square numbers

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2 years ago

Prove sin^2A + cos^2A = 1

Nady [450]

Step-by-step explanation:

${sin}^{2} A + {cos}^{2} A = 1 \\ lhs = {sin}^{2} A + {cos}^{2} A \\ = {sin}^{2} A + 1 - {sin}^{2} A \\ = 1 \\ = rhs \\ \therefore \: {sin}^{2} A + {cos}^{2} A = 1 \\$