MATHEMATICS MIDDLE SCHOOL

Sin(2x - 3) = cos(4x - 30
A)
26.33°
29.330
60.67°
D)
63.679

Answers

Answer 1
Answer:

Answer:

D

Step-by-step explanation:

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1st?- cynthia paid $0.20 per hobby magazine at a tag sale. She bought half of all the magazines that were for sale and paid $10. How many magazines were there in all?2nd?-in the first problem, the amount of money cynthia pays is a function of the number of magazines she bought.
a- write an equation that shows what cynthia pays dollars (d) for the number of magazines (m) shes buys.
b- make a function table with four (m,d) pairs of your choosing that satisfy the function.

Answers

1. She paid .2 per magazine, so .2*number of magazines = 10. So the number of magazines she bought was 10/.2, or 50. Since that was only half of them, there were 100 total.
2. a d=.2m
b. You make a function table. Just plug the points into d=.2m

Answer:

1. 50 magazines

2.

a. m= d times $0.20

b. I dont know but i go 1 and 2a.

An expression that describes the relationship between each input and output

Answers

function, put input (domain) and get output (range)


the answer is a function

What is the volume of the figure

Answers

3^(3)+3^(3) + 3^(3) => 

\n \n 27+27+27 = \n \n =\framebox[1.1\width]{ 81 } \par \n \n \framebox[1.1\width]{ Good Luck } \par
3³ + 3³ + 3³ = 27+27+27 = 81 cm³

Can Someone Help me with some questions 1. Which choice names a radius of circle F? ------------------> A. AF B.AB C. AC D. BE 2. Which choice does not name a chord of circle F? A. FE B. AC C. EB ------------------> D. BA 3. Which choice names a diameter of circle L? -------------------> A. IL B. HL C. GK D. GJ 4. The radius of circle L is 16 cm. What is the length of its diameter? A. 8 cm B. 16 cm C. 32 cm ---------------------------> D. 64 cm

Answers

1) Radius is the line from the center of the circle going outward up to the edge of the circle. A. AF is the radius.

2) Chord is the line form one end of the circle to the other. A diameter is a chord.
A. FE is not a chord. It's a radius.

3) Diameter is a chord that passes through the center of the circle. D. GJ is a diameter.

4) Diameter is 2 radius. If radius is 16cm, then diameter is 2 * 16cm = 32cm. CHOICE C.

The answer for 1 is A

The answer for 2 is A

The answer for 3 is D

The answer for 4 is C

Solve 7(x+4)+6(x-3)=8(x-3)-2(x+4) you have to figure out what is x

Answers

1.)Simplify using Distributive Property: 7x+28+6x-18=8x-24-2x-8

2.)Combine Like Terms: 13x-10=6x-32

3.)Simplify: 7x-10=-32
7x=-22
x=-22/7

X=-22/7

3^6 over 3^? = 3^4

What is the missing value?

Answers

For the question mark, we can insert a variable considering it is an unknown number.

(3^6)/(3^x) = 3^4 \n \n 3^(6-x) = 3^4 \ / \ use \ qotient \ rule \n \n 6 - x = 4 \ / \ cancel \ out \ 3 \n \n -x = 4 - 6 \ / \ subtract \ 6 \ from \ each \ side \n \n -x = -2 \ / \ simplify \n \n x = 2 \ / \ multiply \ each \ side \ by \ -1 \n \n Answer: \fbox {x = 2}
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