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alex41 [277]
3 years ago
5

HALP PLEASEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE 30 POINTS

Mathematics
1 answer:
uranmaximum [27]3 years ago
6 0

Answer:

I pray this is right .... Kaia saved 55.15 on a new guitar because it was 75 percent off. She paid 220.60 for the guitar.

I pray to God that this is right! I hope this is right I tryed my best I didn't just guess. If it's wrong I'm very very very sorry.. But I think this is right I have high hopes!!!

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Cos10+cos80/sin10+sin80=1
eduard
Evaluate <span><span>cos<span>(10)</span></span><span>cos10</span></span> to get <span>0.984807750.98480775</span>.<span><span><span>0.98480775<span>cos<span>(80)</span></span></span><span><span>−<span>sin<span>(10)</span></span></span><span>sin<span>(80)</span></span></span></span><span><span>0.98480775⁢<span>cos80</span></span><span><span>-⁢<span>sin10</span></span>⁢<span>sin80</span></span></span></span>Evaluate <span><span>cos<span>(80)</span></span><span>cos80</span></span> to get <span>0.173648170.17364817</span>.<span><span><span>0.98480775⋅0.17364817</span><span><span>−<span>sin<span>(10)</span></span></span><span>sin<span>(80)</span></span></span></span><span><span>0.98480775⋅0.17364817</span><span><span>-⁢<span>sin10</span></span>⁢<span>sin80</span></span></span></span>Multiply <span>0.984807750.98480775</span> by <span>0.173648170.17364817</span> to get <span>0.171010070.17101007</span>.<span><span>0.17101007<span><span>−<span>sin<span>(10)</span></span></span><span>sin<span>(80)</span></span></span></span><span>0.17101007<span><span>-⁢<span>sin10</span></span>⁢<span>sin80</span></span></span></span>Evaluate <span><span>sin<span>(10)</span></span><span>sin10</span></span> to get <span>0.173648170.17364817</span>.<span><span>0.17101007<span><span><span>−1</span>⋅0.17364817</span><span>sin<span>(80)</span></span></span></span><span>0.17101007<span><span><span>-1</span>⋅0.17364817</span>⁢<span>sin80</span></span></span></span>Multiply <span><span>−1</span><span>-1</span></span> by <span>0.173648170.17364817</span> to get <span><span>−0.17364817</span><span>-0.17364817</span></span>.<span><span>0.17101007<span><span>−0.17364817</span><span>sin<span>(80)</span></span></span></span><span>0.17101007<span><span>-0.17364817</span>⁢<span>sin80</span></span></span></span>Evaluate <span><span>sin<span>(80)</span></span><span>sin80</span></span> to get <span>0.984807750.98480775</span>.<span><span>0.17101007<span><span>−0.17364817</span>⋅0.98480775</span></span><span>0.17101007<span><span>-0.17364817</span>⋅0.98480775</span></span></span>Multiply <span><span>−0.17364817</span><span>-0.17364817</span></span> by <span>0.984807750.98480775</span> to get <span><span>−0.17101007</span><span>-0.17101007</span></span>.<span><span>0.17101007<span>−0.17101007</span></span><span>0.17101007<span>-0.17101007</span></span></span>Subtract <span>0.171010070.17101007</span> from <span>0.171010070.17101007</span> to get <span>0</span>.0
7 0
3 years ago
What do I do in the right side column
KIM [24]
The same thing to the other side
8 0
4 years ago
Read 2 more answers
Evaluate 4x-3y+(7x-7y) for x = 6 and y =-1
kvv77 [185]
In order to do this, fill in the x and y variebles with their values, this will leave you with 4(6)-3(-1)+[7(6)-7(-1)], now multiply all of your numbers to get
 24+3+(42+7), now add inside the parenthesis to get 24+3+(49), now add all the numbers to get 76

Hope this helps
3 0
4 years ago
One and seven eighths times three and one third how would you do this problem?
Hoochie [10]

Answer:

15/24

Step-by-step explanation:

1) Change the mixed numbers into improper fractions: 15/8 and leave 1/3 alone.

2) Then multiply the numerators and denominators: 15/24

3 0
3 years ago
Please help! I’m really confused on this question
sergij07 [2.7K]

Answer:

noncollinear

Step-by-step explanation:

my guess sorry if im wrong

8 0
2 years ago
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