I don't understand number 25. Please I need an explanation.
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First plot points J, K, and L randomly on a plane. Then, draw a line connecting J and K. Next, put a point on the line, JK named M. Now draw a ray from M to L connected the two points with an arrow at one end to indicate a ray.
If f(x)=x+3 g(x)=2x+6 find (f+g)(x)
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Answer:
3x + 9
Step-by-step explanation:
For value of (f+g)(x) add two functions up
x + 3 + 2x + 6 = 3x + 9
What is the volume of a cube shaped box with 6cm. In length?
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volume= lxwxh v= 6cm x 6cm x 6cm (all are 6 because it is a cube, so all sides are equal) v= 216 cm³
If f(x) = x - 2, what is f(-1)?
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Step-by-step explanation:
f(x) = x - 2
f(-1) = -1 -2
= -3
Find the point of intersection between y=5x-6 and y=6x+5
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he answer to your question is (-11, -61)
Hope this helps let me know if you need any more help.
Please can someone help me on this? please!
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The points 'A' and 'B' are plotted correctly on your graph, so you're more than halfway to plotting 'C' and 'D'.
You just have to remember what 'x-coordinate' and y-coordinate' mean.
Whenever a point is described with 2 numbers, the first number is the 'x' and the second number is the 'y'. You knew that, and that's how you were able to put 'A' and 'B' in the right places.
Any point: ( x-coordinate, y-coordinate )
Point 'A': (4, 3) ... x-coordinate is 4, y-coordinate is 3 . Point 'B': (1, -5)... x-coordinate is 1, y-coordinate is -5 .
Point 'C': has the same x-coordinate as 'B' ... it's 1 . has the same y-coordinate as 'A' ... it's 3 .
So point 'C' is (1, 3). You should have no trouble marking it on the graph.
An important tip: When you plot points, you really ought to label them on the graph. I see the two dots that you put on the graph, but really, the teacher doesn't know for sure which one you think is 'A' and which one you think is 'B'. Later, when you get done plotting 'C' and 'D', you'll have a real mess on the graph if the points are not labeled.