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GarryVolchara [31]
3 years ago
7

A river flows at 2m/s.what is the speed through the water of a boat that can go twice as fast downstream as upstream?

Mathematics
1 answer:
horrorfan [7]3 years ago
5 0
The speed is 4 m/s. Hope I helped.
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write a subtraction equation that equals -4 and includes a number divisible by 7 and a number divisible by 2​
horsena [70]
-28-(-24)=-4

14-18=-4

28-32=-4

Any of these should work and there are plenty more that would work as well
5 0
3 years ago
What is the degree 3 polynomial that has zeros -3,2 and 5 and in which the coefficient of x^2 is -8?
Setler [38]
For zeroes/roots r1,r2, r3
the facors of the polynomial is
(x-r1)(x-r2)(x-r3)

roots
-3,2,5
(x-(-3))(x-2)(x-5)
(x+3)(x-2)(x-5)
the coefient of the x term is -4
so mutliply the whole thing by 2

(2)(x+3)(x-2)(x-5)

expand
f(x)=2x^3-8x^2-22x+60
3 0
4 years ago
Round 87,298 to the nearest thousand
Marysya12 [62]
The answer is 90,000

6 0
3 years ago
Solve:<br><br> 3x-y= 4<br> 2x-3y =-9
slavikrds [6]
Put in 9x4x3x2=216     easy 2 solve but hard 2 find
4 0
4 years ago
PLEASE ANSWER!! <br> The graph below have the same shape. what is the equation for the red graph?
Serga [27]

Answer:

C

Step-by-step explanation:

given a function f(x) then

f(x) + c ← denotes a vertical translation of f(x)

• If c > 0 then shift vertically up

• If c < 0 then shift vertically down

Here the vertex of f(x) is at the origin and the vertex of g(x) is (0, 3 ), that is 3 units vertically up

Hence g(x) = x² + 3 → C



5 0
3 years ago
Read 2 more answers
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