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solve the equation −4x^2− 12x− 9 = 0

Answers

Answer 1
Answer:

Answer:

Check pdf

Step-by-step explanation:


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Please help factor 1/4x^2- 25/9

in two complementary angles, the measure of one angle is 6 more than twice the measure of the other. the measures of these two angles are

Answers

12 is twice the measure of 6

Ricky had 50 cookies and gave 72% of the cookies to his friend Alice. Find the number of cookies Alice receive

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\frac {72} {100} = (x)/(50) \n \n 72*50 = 3600 \n \n 3600/100 \n \boxed {36 cookies}
50x72
----------=36 cookies Alice
100

50-36=14 cookies Ricky

What is 2 cubed?????????

Answers

Answer:

8

Step-by-step explanation:

2×2×2=8

Answer:

8

Step-by-step explanation:

Draw the graph of the line: with a slope of -1/2 and that passes through the origin

Answers

To draw the graph of a line with a slope of -1/2 that passes through the origin (0, 0), we can use the slope-intercept form of a linear equation, which is y = mx + b, where 'm' is the slope and 'b' is the y-intercept.

In this case, the slope (m) is -1/2, and since the line passes through the origin, the y-intercept (b) is 0.

So, the equation of the line is y = (-1/2)x + 0, which simplifies to y = -1/2x.

Now, to plot the graph, start at the origin (0, 0). Since the y-intercept is 0, the line passes through the origin itself.

Next, use the slope (-1/2) to find other points on the line. The slope represents the change in y divided by the change in x. So, for every increase of 2 units in the x-direction (rise), the y-value decreases by 1 unit (run).

Plot additional points using this information and draw a straight line through all the points. The resulting graph is a downward-sloping line passing through the origin, representing the equation y = -1/2x.

To learn more about graph click on,

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Answer:

I hope this helps!

using the idea of sum and product of roots of quadratic equation how would you determine that width and length of the basketball court.​

Answers

Answer: By Using Quadratic Formula as Possible and Finding the solution of the Quadratic Equations

Step-by-step explanation: Hope this helped!

The minimum fine for driving in excess of the speed limit is $25. An additional $6 is added to the minimum fine for each mile per hour (mph) in excess of the speedlimit. Rachel was issued a $103 fine for speeding in a 55-mph speed limit zone. For driving at what speed, inmph, was Rachel fined?

Answers

Let the excess speed limit be y.

According to your question,

25 + 6y = 103

6y = 103 - 25 = 78

y = 78/6 = 13

Thus, the excess speed was 13 mph.

Thus, speed of Rachel = 55 + 13 = 68mph

Thus, Rachel was driving at 68 mph.