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jeyben [28]
2 years ago
5

Which product is positive?

Mathematics
1 answer:
Temka [501]2 years ago
7 0

Answer:

3

Step-by-step explanation:

all same signs means positive

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Find the measure of MNQ
xz_007 [3.2K]

Answer:

m∠MNQ = 158

Step-by-step explanation:

As it can be seen in the figure:

+) The measure of arc MQ = 91 degree

+) The measure of arc RP = 225 degree

As this is the circle, four points M, Q, P and R are on the circle, so that we have:

+) m∠RMP = 1/2. measure of arc RP = 1/2 x 225 = 112.5 degree

As N is on MP

=> m∠RMN = m∠RMP = 112.5

+) m∠ MRQ = 1/2 measure of arc MQ = 1/2 x 91 = 45.5 degree

As N is on RQ

=> m∠MRN = m∠MRQ = 45.5

In the triangle RMN, the total measure of 3 internal angles is equal to 180 degree, so that:

m∠MNR + m∠RMN + m∠MRN = 180

=> m∠MNR + 112.5 + 45.5 = 180

=> m∠MNR  = 180 -112.5 -45.5 = 22

As N is on QR

=> m∠MNR + m∠MNQ = 180

=> m∠MNQ = 180 - m∠MNR  = 180 - 22 = 158

So that m∠MNQ = 158

8 0
3 years ago
What is the first quartile of 10, 12, 19, 20, 24, 26, 30, 31, 34, 36
nasty-shy [4]
19 would be the first quartile.
7 0
3 years ago
The lines shown below are perpendicular.
elena-14-01-66 [18.8K]
The answer is True. In geometry, perpendicular lines are defined as two lines that meet or intersect each other at right angles (90°).
4 0
1 year ago
Read 2 more answers
What is the derivative of y with respect to x if y = 2/X4
zepelin [54]
You're correct, the answer is C.

Given any function of the form y=x^n, then the derivative of y with respect to x (\frac{dy}{dx}) is written as:
\frac{dy}{dx}=nx^n^-^1

In which n is any constant, this is called the power rule for differentiation.

For this example we have y= \frac{2}{x^4}, first lets get rid of the quotient and write the expression in the form y=x^n:
y= \frac{2}{x^4} =2x^-^4

Now we can directly apply the rule stated at the beginning (in which n=-4):
\frac{dy}{dx}=(2)(-4)x^{-4-1}=-8 x^{-5}= -\frac{8}{x^5}

Note that whenever we differentiate a function, we simply "ignore" the constants (we take them out of the derivative).
6 0
3 years ago
A certain medicine is given in an amount proportional to a patient's body weight. Suppose a patient weighing 153 pounds
Kay [80]

The amount of medicine required by a patient weighing 102 pounds is 166 milligrams

What is the amount of medicine required per pound of weight?

The amount of medicine required per pound of weight can be determined as the total milligrams of medicine required by the patent divided by the weight of the patient

medicine required per pound of weight=249/153

medicine required per pound of weight=1.62745098 milligrams/pound

1 pound of weight==1.62745098 milligrams

102 pounds of weights=1.62745098 milligrams*102

102 pounds of weights=166 milligrams

Find out more about medicine in relation to weight on:brainly.com/question/2564450

#SPJ1

6 0
1 year ago
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