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Finger [1]
3 years ago
14

What is the formula to find alpha square minus beta square?I need help in Q 1)(i).

Mathematics
1 answer:
marta [7]3 years ago
3 0
(I) Alpha+Beta= 2
Alpha-Beta= √D/|a|= √10

Alpha^2 - Beta^2
=(Alpha+Beta) (Alpha-Beta)
= 2* √10
= 2√10
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Employee x earned $5250 in 3 weeks. at this rate how much will employee x earn in 8 weeks
iVinArrow [24]

Answer:

$14000

Step-by-step explanation:

Given parameters:

Amount earned by employee x  = $5250

Time duration  = 3weeks

Unknown:

Amount earned in 8 weeks = ?

Solution:

Let us first find the rate of employee x earning;

       Rate  = \frac{Amount earned}{Time duration}  

Insert parameters;

      Rate  = \frac{5250}{3}  = $1750/week

So,

  In 8 weeks;

      Amount earned  = rate x time duration

      Amount earned  =  $1750/week x 8weeks

      Amount earned  = $14000

8 0
3 years ago
What is the vertical asymptote of this function?
liraira [26]

Answer:

D

Step-by-step explanation:

If y = log x is the basic function, let's see the transformation rule(s):

Then,

1. y = log (x-a) is the original shifted a units to the right.

2. y = log x + b is the original shifted b units up

Hence, from the equation, we can say that this graph is:

** 2 units shifted right (with respect to original), and

** 10 units shifted up (with respect to original)

<u><em>only, left or right shift affects vertical asymptotes.</em></u>

Since, the graph of y = log x has x = 0 as the vertical asymptote and the transformed graph is shifted 2 units right (to x = 2), x = 2 is the new vertical asymptote.

Answer choice D is right.

7 0
3 years ago
What are the steps to linear equations
timofeeve [1]

Answer:

Here is how you do it step by step.

Step-by-step explanation:

Step 1: Simplify each side, if needed.

Step 2: Use Add./Sub. Properties to move the variable term to one side and all other terms to the other side.

Step 3: Use Mult./Divide

Step 4: Check your answer.

I find this is the quickest and easiest way to approach linear equations.

Example 6: Solve for the variable.

<u>Hope this helps!</u>

4 0
3 years ago
When solving a compound inequality. Micah wrote the solution as x&gt; or equal to 50 OR x&gt;or equal to 75. What is a simpler w
REY [17]

Answer:

The best way of writing this answer in an inequality pattern is 50 ≤ x ≥ 70

Step-by-step explanation:

The variable "x" is said to be greater than or equal to 50, that means that x could be 50, 51, 52, 53, 54......to infinity, all these values are true for x.

The second solution said x is greater or equal to 70. This also means that x could be 70, 71, 72, 73, ......... to infinity.

The inference that can be drawn from here is that x actually started from 50, so anything lesser than 50 is lesser than x, so 50 ≤ x. We can join the two answers together to get a range in a form like: 50 ≤ x ≥ 70

4 0
3 years ago
Rewrite the equation 2x + 4y + 2 = 3y + 5 in general form. A. 2x + 7y + 7 = 0 B. 2x + y – 3 = 0 C. 2x + y = 3 D. y = –2x + 3
kvasek [131]
2x + 4y + 2 = 3y + 5
2x + 4y - 3y + 2 - 5 = 0
2x + y - 3 = 0
7 0
4 years ago
Read 2 more answers
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