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pogonyaev
2 years ago
5

3 less than twice the sum of 3 plz show working.

Mathematics
1 answer:
Tresset [83]2 years ago
5 0
2 times 3 minus 3

because you put it how it says
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What is the value of x if 2x+5=10
Mamont248 [21]
Check the attachment below. Answer: 5/2

7 0
3 years ago
Read 2 more answers
Please help me answer this question. First to answer will be marked braineist. NO WORK NESSACARY. Thank you ☺️
m_a_m_a [10]

Lets check the first point (0,6)


3*0+4=4  no good

0+6 =6  good

0^2+6 =6 good

6 * (7/6) ^0 =6  good


Lets check the second point (1,7)

3*1+4=  we don't care since it didn't work for (0,6)

1+6 =7

1^2+6 =7

6 * (7/6) ^1 =7


Lets check the third point (2,10)


3x+4=  we still don't care

2+6 = 8 no good

2^2+6 =10  good

6 * (7/6) ^2 =6 * 49/36 =49/6  no good


f(x) = x^2 +6


7 0
3 years ago
(1 point) A particle starts at the point P=(−2,−1,3)P=(−2,−1,3) when t=0t=0 and moves along a straight line toward Q=(−4,0,6)Q=(
Ahat [919]

Answer:

The position is given by r(t) =  (-2 -t √14, 1 + √3.5, 3 + 3√3.5)

Step-by-step explanation:

The direction is given by the difference between the starting point and the end point, thus it is (-4,0,6)-(-2,-1,3) = (-2,1,3). The norm of this vector is        √( (-2)²+1²+3²) = √14 = 3.7416 secons

Since the speed is 7 cm/sec, we need to multiply this vector by 7/√14 = √3.5 in order to obtain how much does the particle advance each second.

As a consecuence, it advances (-2,1,3) * √3.5 = (- √14, √3.5, 3 √3.5)

And, as a result, the position after t seconds is given by the function

r(t) = (-2,1,3) + t (-√14, √3.5, 3 √3.5) = (-2 -t √14, 1 + √3.5, 3 + 3√3.5)

8 0
3 years ago
16 2/3% of 21.6 is?
soldier1979 [14.2K]

Answer:

21

Step-by-step explanation:

7 0
3 years ago
Since water weighs 8.355 pounds to the gallon how much do 9.4 gallons weigh?
BabaBlast [244]

Answer:78.396 pounds

Step-by-step explanation:

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3 years ago
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