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jeka57 [31]
3 years ago
9

Simplify (-2)^4(-2) = (3st)^2 = 7^0=

Mathematics
1 answer:
dimulka [17.4K]3 years ago
4 0

Answer:

-32

Step-by-step explanation:

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Since 1959, the inch we was use has been defined as exactly 2.54 centimeters. Does a square inch equal 2.54 square centimeters?
Romashka-Z-Leto [24]
Area =legnth times width
square=legnth times legnth
2.54 is the legnth
area=2.54  times 2.54=6.4516 cm^2

so a square inch does not equal 2.54 cm^2
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The sales tax in your city is 8.8% and an item costs $63 before tax, How much tax would you pay on that item?
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68.544

Step-by-step explanation:

64x(1+0.088)=68.544

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một mẫu ngẫu nhiên gồm 100 giấy báo điểm cho thấy điểm trung bình là 21,2 điểm. giả sử tổng thể có độ lệch chuẩn là 2,5. với mức
goldenfox [79]

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Step-by-step explanation:

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3 years ago
In a class of 80 students in Debre Berhan University, 45 are good in mathematics, 15 are good in both mathematics and English, 1
Burka [1]

Step-by-step explanation:

No of Student in Debre Berhan University - 80 students

<h2><em>No </em><em>of </em><em>student </em><em>good </em><em>in </em><em>mathematics </em><em>-</em><em> </em><em>45 </em><em>student's </em></h2>

<em>No </em><em>of </em><em>students </em><em>good </em><em>in </em><em>mathematics </em><em>and </em><em>English </em><em>-</em><em>15</em>

<h2><u>No </u><u>of </u><u>students </u><u>good </u><u>in </u><u>mathematics </u><u>and </u><u>psychology </u><u>-</u><u>13</u></h2>

<h2><u>No of students good </u><u>in </u><u>English </u><u>and </u><u>psychology </u><u>-</u><u>16</u></h2>

<h3><u>No of students good in</u><u> </u><u>psychology </u><u>-</u><u>20</u></h3>

<u>no </u><u>of </u><u>student </u><u>good </u><u>in </u><u>mathematics </u><u>-</u><u>45+</u><u>1</u><u>5</u><u>+</u><u>1</u><u>3</u>

<h2><u>-</u><em><u>7</u></em><em><u>5</u></em></h2>

<em><u>therefore </u></em><em><u>no </u></em><em><u>of </u></em><em><u>student </u></em><em><u>good </u></em><em><u>in </u></em><em><u>math </u></em><em><u>is </u></em><em><u>75 </u></em><em><u>.</u></em>

<em><u>pls </u></em><em><u>mark </u></em><em><u>me </u></em><em><u>branilest </u></em>

7 0
3 years ago
What is the midpoint of the points: (-1,-5) and (-5,9)
gladu [14]

Answer:

i think its m= −7/ 2 but i don't think its right ;-;

Step-by-step explanation:

4 0
3 years ago
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