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svp [43]
2 years ago
15

Haley’s work evaluating (Negative 2) Superscript 8 is shown below.

Mathematics
1 answer:
mel-nik [20]2 years ago
3 0

Step-by-step explanation:

She made a sign error when multiplying and should have had 256 as a final answer.

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Three quarters of the 12 farms breed cattle. How many farms breed cattle?
NISA [10]

Answer:

Your answer is 9 farms breed cattle.

Step-by-step explanation:

(3/4)*12 = 9

      or

.75*12 = 9

4 0
3 years ago
The Factor Theorem states:
Hoochie [10]
Ur ans will be bit 3
if x-k is a factor then f(k)=0
8 0
3 years ago
A sphere has diameter 28 cm. If the diameter is divided by 2, what is the effect on the surface area?
spayn [35]

Answer:

The surface area is divided by 4.

Step-by-step explanation:

Surface area of a sphere is 4πr².

When the diameter is 28 the radius is 14. So: 4π(14)² = 784π

If you cut the diameter in half you get 14. The radius is now 7.

4π(7)² = 196π.

784/4 = 196 so divided by 4.

4 0
3 years ago
What is the equation of the line that passes through the point (-7, 2) and has a slope of -1?​
Morgarella [4.7K]

Answer:

y= -1x-5

Step-by-step explanation:

4 0
2 years ago
Can someone help me get the answer for this? i don’t understand it, any help is appreciated :))
Dima020 [189]

A circle is a geometric object that has symmetry about the vertical and horizontal lines through its center. When the circle is a unit circle (of radius 1) centered on the origin of the x-y plane, points in the first quadrant can be reflected across the x- or y- axes (or both) to give points in the other quadrants.

That is, if the terminal ray of an angle intersects the unit circle in the first quadrant, the point of intersection reflected across the y-axis will give an angle whose measure is the original angle subtracted from the measure of a half-circle. Since the measure of a half-circle is π radians, the reflection of the angle π/6 radians will be the angle π-π/6 = 5π/6 radians.

Reflecting 1st-quadrant angles across the origin into the third quadrant adds π radians to their measure. Reflecting them across the x-axis into the 4th quadrant gives an angle whose measure is 2π radians minus the measure of the original angle.

7 0
3 years ago
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