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MrRa [10]
3 years ago
13

If sin A is negative and cos A is positive, what

Mathematics
1 answer:
SVEN [57.7K]3 years ago
7 0

Answer:

Quadrant 4

Step-by-step explanation:

sinA < 0 in quadrants 3 and 4

cosA > 0 in quadrants 1 and 4

Thus sinA < 0 and cosA > 0 in quadrant 4

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Mrs. Swanson gives out only one type of candy for Halloween. The local
xxTIMURxx [149]

Answer:

Cost of  18 pounds candy  = $22.5

Cost of 10 pounds candy = $12.5

Cost of 1 pound of candies  = $1.25

Step-by-step explanation:

6 pounds of butterscotch candies cost  $7.50

⇔ 1 pound of same candy costs \frac{7.50}{6}   =   $1.25

Now, we need to find the cost of 18 pounds of candy:

as, the cost of 6 pounds candy = $7.50

⇔   Cost of 6 x 3 =  18 pounds candy =  $7.50 x  3 = $22.5

Cost of 10 pounds candy =  10 x (Cost of 1 pound candy)

= 10 x ($1.25)  = $12.5

The unit rate for butterscotch candies   = Cost of 1 pound of candies

= $1.25

8 0
3 years ago
The temperature of a mixture is decreasing by 5∘ every hour. When it was first mixed, its temperature was recorded at −20∘.
timofeeve [1]
What do i need to do to solve it?
3 0
2 years ago
vicky has already taken 25 pages of notes on her own and she will take 5 pages during each hour of class. in all how many hours
Lilit [14]
The answer 24..................
5 0
3 years ago
What is the value of the expression below when x = 2.3? 6x - (3.5 + x)​
Vanyuwa [196]

Answer:

8

Step-by-step explanation:

3 0
3 years ago
4n=1/2(2n-12) check the solution to the example problem by replacing n in the original equation with -2 and evaluating both side
worty [1.4K]

Answer:

The true statement is that the expression is satisfied for n = -2.

Step-by-step explanation:

Given:

4n = \frac{1}{2}\times (2n-12)

To check:

Left hand side = Right-hand side ( for n = -2)

Proof :

For n = -2

Consider  Left hand side of the equation given above.

∴ Left hand side = 4n

                            = 4×(-2)   ......................for n = -2

                            = -8

Consider Right-hand side of the equation given above

∴ Right-hand side = \frac{1}{2}\times (2n-12)

                              =\frac{1}{2}\times (2\times(-2) - 12) \\= \frac{1}{2}\times (-4 - 12)\\ =\frac{1}{2}\times (-16)\\ =-8

Now we get Left hand side equal to Right hand side

i.e. Left hand side = Right hand side

i.e. 4n = \frac{1}{2}\times (2n-12) is true for n = -2

4 0
4 years ago
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