$b^2 = a^2 + c^2 - 2*a*c*\cos(B)\\\\b^2 = 150^2 + 30^2 - 2*150*30*\cos(150)\\\\b^2 \approx 31194.22863406\\\\b \approx \sqrt{31194.22863406}\\\\b \approx 176.618879608211\\\\b \approx 176.6\\\\$

4 0

1 year ago

My homework lesson 2 order of operations

djyliett [7]

Not sure what your question is but if you are learning the order of operations you can use the phrase "Please Excuse My Dear Aunt Sally"....

Parentheses
Exponents
Multiplication from left to right
Division from left to right
Addition from left to right
Subtraction from left to right

Hope this help :)

3 0

3 years ago

Which missing number makes the statement true? 8,486 < 8,_72 es ) A) 0 B) 2 C) 3 D) 6

Anestetic [448]

Answer:

D.) 6

Step-by-step explanation:

6 0

3 years ago

<img src="https://tex.z-dn.net/?f=4-3%283%29%5E%7B2%7D%20%5C%5C%20%5Csqrt%7B1%2B5" id="TexFormula1" title="4-3(3)^{2} \\ \sqrt{1

yarga [219]

This would be.
-23√6 all over 6.
Or: around -9.39

5 0

2 years ago