Solved

Question 191

Essay

 What happens if C=90∘ when the law of cosines is applied in the form c2=a2+b2−2abcos⁡C ? \text { What happens if } C = 90 ^ { \circ } \text { when the law of cosines is applied in the form } c ^ { 2 } = a ^ { 2 } + b ^ { 2 } - 2 a b \cos C \text { ? }

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q186: Prove the identity.<br>- <span class="ql-formula" data-value="\cos

Q187: Prove the identity.<br>- <span class="ql-formula" data-value="\sin

Q188: Explain the condition that must exist

Q189: Find all solutions to the equation

Q190: Prove the identity.<br>- <span class="ql-formula" data-value="\frac

Q192: Solve the triangle.<br>- <span class="ql-formula" data-value="\mathrm

Q193: Find an exact value.<br>- <span class="ql-formula"

Q194: Find an exact value.<br>- <span class="ql-formula"

Q195: Simplify the expression to either 1

Q196: Solve the triangle.<br>- <span class="ql-formula" data-value="\mathrm