1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
kiruha [24]
3 years ago
15

True or false. sin(a-b) = -sin(b-a). explain. ...?

Mathematics
1 answer:
fredd [130]3 years ago
5 0
It's true according to the trigonometric circle. There's how it looks in details: <span>sin(a−b)=sin(−(b−a))=−sin(b−a)</span>
You might be interested in
6x+2y=<br> 6x+2y=<br> \,\,16<br> 16<br> 2x-2y=<br> 2x−2y=<br> \,\,32<br> 32
Ivanshal [37]

Answer:

x = 6, y = -8

Step-by-step explanation:

First we take the equations side by side and put them like this:

 6x + 2y = 16

+ 2x - 2y = 32

8x = 48

Then solve for x.

x = 6

Then insert x back into either equation

2(5) - 2y = 32

10 - 2y = 32

solve for y,

y = -10

3 0
3 years ago
Two months ago, Marty’s dog weighed 3712 pounds. The dog was put on a diet and exercise plan and now weighs 2914 pounds. How muc
deff fn [24]

Answer:

Step-by-step explanation:

3712-2914= 798 pounds

5 0
2 years ago
Read 2 more answers
What is the answer and the work i have to do to get to it
harina [27]

Answer:

B

Step-by-step explanation:

4 0
2 years ago
Pls help im not smart enough ;-;
evablogger [386]
PART1:

First Combination:
Pizza ($7) + Chicken Strips ($6) + Biscuits ($3) + Grapes ($4) = $20

Second Combination:
Dog Food ($13) + Bread ($3) + Crackers ($2) + Broccoli ($2) = $20

Third Combination:
Shampoo ($4) + Tissues ($3) + Pizza ($7) + Eggs ($3) + Biscuits ($3) = $20


PART 2:

First Combination:
$7.20 + $5.70 + $2.90 + $3.70 = $19.60
No, I wouldn’t have gone over the limit

Second Combination:
$13.40 + $3.50 + $2.00 + $1.90 = $20.80
Yes, I would have gone over the limit

Third Combination:
$3.50 + $2.60 + $7.20 + $2.50 + $2.90 = $18.70
No, I wouldn’t have gone over the limit

Hope this helps!!



7 0
3 years ago
Use compatible numbers to estimate 5 × 1,021
leonid [27]

Answer:

the correct answer is D

Step-by-step explanation:

5 x 1,021 = 5,105

6 0
2 years ago
Other questions:
  • The area of the region under the curve given by the function f(x) = 2x2 + 6 on the interval [0, b] is 36 square units, where b &
    8·2 answers
  • What is the value of x in the equation 8x – 2y = 48, when y = 4?
    12·1 answer
  • 23=30-g;6,7,8 what is the solution
    9·1 answer
  • Timothy paid $14,850 for a used car 4 years ago. Because he did not properly maintain the car, he sold it for $3,960. What was h
    12·1 answer
  • Three friends all live on the same street that runs west to east. Ben lives 8 blocks from ann. Carol lives 2 blocks from ben. If
    11·1 answer
  • PLZZZZ HURRY ILL GIVE BRAINLEST POINTS PLZZZZ I NEED A 100% ON THIS TEST
    10·1 answer
  • The price of a golf club is $45.88. The state sales tax rate is 7%.
    9·1 answer
  • What is the equation of the graphed line written in
    14·1 answer
  • Evaluate f(x)=8x+9 when x=9
    13·1 answer
  • Discuss a more accurate method for approximating the volume of the spherical slab other than using just cylindrical slabs.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!