3 years ago

Please help me out with this

Mathematics

1 answer:

Masteriza [31]3 years ago

7 0

Answer:

C.) x≥ -2/3

Step-by-step explanation:

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I need help with this question!!!!!!

Alexandra [31]

Answer: $87^{\circ}$

Step-by-step explanation:

Because an angle inscribed in a semicircle is a right angle, $\angle B=90^{\circ}$

So, as angles in a triangle add to 180 degrees, $\angle A=180^{\circ}-90^{\circ}-3^{\circ}=\boxed{87^{\circ}}$

3 0

2 years ago

The variable z is inversely proportional to x. When x is 6, z has the value 0.5. What is the value of z when x= 14?

Lilit [14]

Z is inversely proportional to X is the same as
z is directly proportional to 1/X
which can be written like this:-
y=k/X
________
0.5=k/6
0.5*6=k/6*6
k=3 ;
________
z = 3/14
Z = 0.2

7 0

3 years ago

Select the statement that describes this expression: 1/2 x (734 − 246).

Furkat [3]

Answer:

The value of given expression is 244.

Step-by-step explanation:

The given expression is $\dfrac{1}{2}\times (734 - 246)$ .

We need to simply the above expression.

First of all, we will subtract 246 from 734. By doing so, we get 488.

Now, we can divide 488 by 2.

As a result we get 244.

So, the value of given expression is 244.

6 0

4 years ago

There are 115 students in a music club 73 of them are girls what is the ratio of the number of boys and girls

REY [17]

Answer:

73:42

Step-by-step explanation:

1115-73=42

G : B

73 : 42

8 0

3 years ago

G(x)=x^3-2x^2-x-4 calculate g(-1)

Stells [14]

G(-1) = -1 - 2 + 1 -4
= -6

3 0

3 years ago

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