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elena-14-01-66 [18.8K]
3 years ago
9

Evaluate. 25/5+7-(4x3)

Mathematics
1 answer:
navik [9.2K]3 years ago
7 0
Using PEMDAS, we know that we must solve what’s in the perentheses first so: 25/5 + 7 - (4x3) = 25/5 + 7-12. Next, we simplify 25/5 because that is division so now it is 5+7-12. Now you add 7 to 5 to get 12 and then subtract 12 so your answer is now zero.
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Find the area of the figure. If needed, round to the nearest tenth.
Umnica [9.8K]

Answer:

18 \:ft^2

Step-by-step explanation:

The area of a trapezoid.

(a+b)h\frac{1}{2}

(8+4)3 \times \frac{1}{2}

(12)3 \times \frac{1}{2}

36 \times \frac{1}{2}

=18

6 0
3 years ago
The increase in a person’s body temperature T(t), above 98. 6ºF, can be modeled by the function T (t) = StartFraction 4 t Ove
kvv77 [185]

The meaning of the horizontal asymptote for the given function is that;

The horizontal asymptote of y = 0 means that the person’s temperature will approach 98.6ºF as time elapses

We are told the increase in a person's body temperature above 98.6°F can be modeled by the function;

T(t) = 4t/(t² + 1)

Where;

t represents the time elapsed

Now, let us find a way to simplify the function so that t at the numerator is removed.

Thus, we will now have;

4t/(t² + 1) = 4/(t + (1/t))

To get the horizontal asymptote, we have to find the limit of the function as t approaches infinity.

Thus;

Lim t ➡ ∞ gives;

T(∞) = 4 × 1/(∞ + (1/∞))

T(∞) = 4 × 0

T(∞) = 0

This means that y = 0 is the horizontal asymptote of the function.

Thus, in conclusion The horizontal asymptote of y = 0 means that the person’s temperature will approach 98.6ºF as time elapses

Read more on horizontal asymptote at; brainly.com/question/8493280

3 0
2 years ago
What is the discriminant of 3x2 + 6x = 2?
Softa [21]

Answer:

Discriminant is 60

Step-by-step explanation:

the discriminant of 3x^2 + 6x = 2

To find discriminant , first we write the equation in the form of

ax^2+bx+c=0

3x^2 + 6x = 2

Subtract 2 on both sides

3x^2 + 6x-2=0

a=3, b=6, c=-2

Formula for discriminant is b^2-4ac

Plug in the values

b^2-4ac=(6)^2-4(3)(-2)=60

Discriminant is 60

5 0
3 years ago
What is the first step in estimating 56×27
Free_Kalibri [48]
First you should round the numbers that you are multiplying so.
56 ---> 60
27---> 30
You know that 5 and higher you'll round up.
4 and below you'll round down.
6 0
3 years ago
Read 2 more answers
For dinner, Tony will choose one of four meat options and one of four side dishes. His choices for fish are
Jobisdone [24]

Answer:

please mark me brainliest and i give you the answer

Step-by-step explanation:

please mark me brainliest and i give you the answer

4 0
2 years ago
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