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Over [174]
3 years ago
5

an algebraic expression to represent the new x-coordinate after a translation of two yards east given any initial x-coordinate,

x. The coordinates is (3,6).
Mathematics
1 answer:
Deffense [45]3 years ago
8 0

Answer:

The required expression is (x+2).

x'=x+2=3+2=5

Step-by-step explanation:

The given point is (3,6).

Here,

x-coordinate = 3

y-coordinate = 6

We need to find an algebraic expression to represent the new x-coordinate after a translation of two yards east.

If a point is shift 2 yard east it means the value of x-coordinate increases by 2 units. It means

x'=x+2

where, x' is new x-coordinate and x is initial x-coordinate.

Put x=3 in the above equation.

x'=3+2=5

Therefore, the new x-coordinate is 5.

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Can any negative integer be greater than a positive integer explain
Keith_Richards [23]

No, it is impossible. Intuitively, a negative number sits at the left of 0 on the number line, and a positive number sits at the right of 0 on the number line. And a number x is greater than another number y if x sits at the right of y on the number line. So, every positive number is greater than any negative number.

Also, by definition, a positive number is greater than 0, and a negative number is smaller than zero. So, if x is positive and y is negative, you have

y < 0 < x

and since the relation of order "<" is transitive, this implies

y < x

5 0
3 years ago
4x2 +9y2 = 72
Kamila [148]

Answer:

<h2>        \bold{\left(\dfrac{3}{13}\ ,\ \dfrac{4\sqrt{13}}{13}\right)\qquad\vee\qquad \left(\dfrac{3}{13}\ ,\ -\dfrac{4\sqrt{13}}{13}\right)}</h2>

Step-by-step explanation:

x - y² = -1     ⇒   - y² = - x - 1    ⇒    y² = x + 1   {x≥-1}

4x² + 9y² = 72

4x² + 9(x + 1)² = 72

4x² + 9(x² + 2x + 1) = 72

4x² + 9x² + 18x + 9 - 72 = 0

13x² + 18x - 63 = 0     ⇒   a = 13,  b = 18,  c = -63

x=\dfrac{-18\pm\sqrt{18^2-4\cdot13\cdot(-63)}}{2\cdot13}=\dfrac{-18\pm\sqrt{324+252}}{26}=\dfrac{-18\pm\sqrt{576}}{26}\\\\x=\dfrac{-18+24}{26}=\dfrac3{13}\qquad\vee\qquad x=\dfrac{-18-24}{26}=-\dfrac{21}{13}\\\\ y^2= x + 1\quad\iff\quad x\ge-1\\\\y^2=\dfrac3{13}+1\\\\ y^2=\dfrac{16}{13}\\\\y=\dfrac{4}{\sqrt{13}}=\dfrac{4\sqrt{13}}{13}\qquad\vee\qquad y=-\dfrac{4\sqrt{13}}{13}

4 0
3 years ago
When rolling a number cube what is the probability of rolling a number greater than two
tatyana61 [14]

Answer:

it is 5/6

Step-by-step explanation:

it's easy. There are 5 numbers that are greater than 2.

3 0
4 years ago
Read 2 more answers
3x - 8 - 2x = 0
ki77a [65]

I think the answer is A. I hope this helps

4 0
3 years ago
Find the leg and hypotenuse.
GalinKa [24]

Answer:

Hypotenuse length is (√2)x if the leg lengths are x and x respectively.

Step-by-step explanation:

This is an isosceles right triangle.  The two acute angles are 45 degrees each and the leg lengths can be represented by x.  Applying the Pythagorean Theorem, we get x^2 + x^2 = h^2 (where h is the length of the hypotenuse), or

2x^2 = h^2.

Solve this for h.  Taking the square root of both sides of this equation, we get:

(√2)x = h

Conclusion:  if the two legs of this equilateral right triangle are x and x, respectively, the length of the hypotenuse is h = √2x.

4 0
3 years ago
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