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3 years ago

Does anyone know how to solve this? And please explain your answer

Mathematics

2 answers:

BaLLatris [955]3 years ago

8 0

$\huge \fbox{Answer : }$

The value of k for which

$\sin(k - x) = \cos(x)$

$\dfrac{\pi}{2}$

vodomira [7]3 years ago

6 0

Step-by-step explanation:x/2 is the answer of your question

hope it is helpful to you

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Can someone help me out here and the tell me the greatest common factor

EleoNora [17]

(6p-1)(6p+1)

Step-by-step explanation:

Now foil. You would get 36p^2+6p-6p-1 so you cancel out your 6ps and that leaves you with (6p-1)(6p+1)

8 0

3 years ago

The depth y (in inches) of a lake after x years is represented by the equation y=0.2x+42 . How much does the depth of the lake i

blagie [28]

Answer:

Step-by-step explanation:

Step one:

given data

we are told that the expression for the depth of a lake after x years is given by

$y=0.2x+42$

Required

The value of y when x= 4

Step two:

substitute the value of x in the expression to get y

$y=0.2(4)+42\\\\y=0.8+42\\\\y=42.8\\\\$

<em><u>After 4 years the depth will increase by 42.8 in</u></em>

7 0

3 years ago

39 points no question

DaniilM [7]

Answer:

Ohhh ok No problem i will accept it

6 0

3 years ago

Read 2 more answers

How do I find the solution for this quadratic?

Ahat [919]

Hello,
Please, see the attached file.
Thanks.

3 0

3 years ago

Pls help me and thank ya!!

algol13

Answer:

Option 1

Step-by-step explanation:

Rational numbers do not have infinite decimals.

Option 1:

-5, 3/4 and √49 are all rational. Correct

√49 = 7

3/4 = 0.75

-5 = -5

Option 2:

1/4 = 0.25

5 = 5

√12 = 3.4641...

Incorrect

Option 3:

-1/2 = -0.5

-3 = -3

√8 = 2.82841...

Incorrect

Option 4:

1/7 = 0.142857...

9 = 9

√11 = 3.31662...

Incorrect

5 0

3 years ago