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gizmo_the_mogwai [7]
1 year ago
5

Sec6A - tan6A = 1+3tan2A.sec2A

Mathematics
1 answer:
larisa [96]1 year ago
6 0

sec ^6 A−tan ^6A=(1+tan ^2A−tan ^2 A)(1+tan ^4

A+2tan ^2 A+tan ^2 A+tan ^4 A+tan ^4 A)

sec ^6 A−tan ^6 A=1+3tan ^2 A+3tan ^4A

L.H.S. = R.H.S.

Hence proved

Step-by-step explanation:

♡´・ᴗ・`♡

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A local hamburger shop sold a combined total of 389 hamburgers and cheeseburgers on Thursday. There were 61 fever cheeseburgers
allsm [11]

Answer:

  225

Step-by-step explanation:

Let h represent the number of hamburgers sold. Then h-61 is the number of cheeseburgers sold. The combined total is ...

  h +(h -61) = 389

  2h = 450 . . . . . . add 61

  h = 225 . . . . . . . divide by 2

There were 225 hamburgers sold on Thursday.

6 0
3 years ago
Please help<br><br> isolate x in <br> x+3y=1
Evgesh-ka [11]
Subtract 3y and move it to the right
X= 1 - 3Y
8 0
3 years ago
Read 2 more answers
Pls help with all of this idk how to do
garik1379 [7]
4 times 1 = 4 so the top one would be 4/12, but i can't help with the rest because i don't understand what they are asking for 
5 0
3 years ago
Which of the options below does the month-end review process help with? Select all that apply.
Shkiper50 [21]

The month-end review process help with the following below:

  • Finding transactions with outstanding issues.
  • Dealing with unreconciled accounts.
  • Running payroll.
  • Identifying discrepancies with accounts and starting balances.

<h3>What is Month-end review process?</h3>

This is usually done by the accounting department of an organization and are involved in payrolling.

Outstanding transactions and accounts are also reviewed so as to ensure accuracy.

Read more about Month-end review process here brainly.com/question/24134045

#SPJ1

4 0
1 year ago
Read 2 more answers
Solve for c.<br><br> 5c+16.5=13.5+10c
Kruka [31]

Answer:

c = 3/5

Step-by-step explanation:

5c+16.5=13.5+10c

Subtract 5c from each side

5c-5c+16.5=13.5+10c-5c

16.5 = 13.5 +5c

Subtract 13.5 from each side

16.5 -13.5 =13.5-13.5 +5c

3 = 5c

Divide by 5

3/5 = 5c/5

3/5 =c

4 0
3 years ago
Read 2 more answers
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