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Lorico [155]
3 years ago
9

EXPLAIN OR SHOW HOW TO DO IT.

Mathematics
2 answers:
Dahasolnce [82]3 years ago
5 0
Cross multiply:
X * 5 = 4 * 2

Simplifying
X * 5 = 4 * 2

Reorder the terms for easier multiplication:
5X = 4 * 2

Multiply 4 * 2
5X = 8

Solving
5X = 8

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Divide each side by '5'.
X = 1.6

Simplifying
X = 1.6
Levart [38]3 years ago
4 0

Answer:

(v) If a complex number z is purely imaginary, then conjugate of z is :

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4 times x with an exponent of 2 plus 2 times y with an exponent of 4. X=-3 y=2
Digiron [165]

Answer:

Step-by-step explanation:

Your equation is: 4*x^{2} +2 * y^{4}

You also know that x = -3 and y = 2. You can rewrite the equation by substituting x and y with their actual values:

4*(-3)^{2} +2 * 2^{4}

First, you want to do the exponentiation (meaning you want to calculate (-3)^{2} and 2^{4} parts). (-3)^{2} equals 9 and 2^{4} equals 16.

So the equation now is:

4*9+2*16

Now you want to do multiplication. 4*9 equals 36 and 2*16 equals 32. So you're left with:

36+32

Which equals 68.

8 0
3 years ago
Use the triangle below to write the given ratios.<br> • sin(P) = <br>tan(T) = <br>cos(T) =​
Sati [7]

Answer:

.

Explaining:

The ratios of the sides of a right triangle are called trigonometric ratios. Three common trigonometric ratios are the sine (sin), cosine (cos), and tangent (tan). These are defined for acute angle.

In these definitions, the terms opposite, adjacent, and hypotenuse refer to the lengths of the sides.

3 0
2 years ago
If p(x) = x2 - 1 and (x)= 5(x-1), which expression is equivalent to (0-2)(x)?
gulaghasi [49]

Answer:

The first one

Step-by-step explanation:

7 0
3 years ago
Sally was getting ready to go on a hiking trip with friends across part of the Appalachian Trail. They were trying to determine
dem82 [27]

Answer:

They'll walk 140.28 miles in 42 hours at that pace.

Step-by-step explanation:

In order to find the distance they can travel at a steady pace, we need to take the pace in wich they intend to travel and multiply it by the time that they intend to travel. In this case their pace is 5 miles every 1.5 hours it means that their pace is 5/1.5 = 3.34 m/h, if they travel for 42 hours they'll travel a distance of:

distance = 3.34*42 = 140.28 miles

5 0
4 years ago
50 points please help!!
Archy [21]

Answer:

YZ

Step-by-step explanation:

The included side to two angles is the side between the angles

The side between angles Z and Y is side YZ

4 0
3 years ago
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