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Viktor [21]
3 years ago
15

Question 8 thank youuu

Mathematics
2 answers:
3241004551 [841]3 years ago
5 0

Step-by-step explanation:

hope this help have a great day

11111nata11111 [884]3 years ago
5 0
A.2n+ 4= D
D is Dai by the way

B.
D-8 = n+8
(2n + 4)- 8 = n + 8
2n - 4 = n + 8
2n - n = 8 + 4
n = 12

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1/sin30 - √3/cos10 =4 prove it?​
Crank

Step-by-step explanation:

1/sin10-√3/cos10

= (cos10 - √3sin10)/cos10sin10

multiplying 1/2 in denominator and numerator

= {(cos10/2) - (√3sin10/2)}/(cos10sin10/2)

= (cos60cos10 - sin60sin10)/(cos10sin10/2)

= cos(60 + 10)/(cos10sin10/2)

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multiplying 2 on numerator and denominator

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8 0
3 years ago
6 + {1 + [−(3 + 5) − 8] + 2} + 10 pleasee!!!
Harrizon [31]

6 + (1 + ( - (3 + 5) - 8) + 2 \\ 6 + (1 + 2 - 8) + 2 + 10 \\ 6 + ( - 5) + 2 + 10 \\ 6 - 5 + 2 + 10 \\  \\  = 13

<h2>Final Answer: 13</h2>

Step By Step Explanation:

  • Calculate: Calculate the sum
  • Calculate: Calculate the sum or difference
  • Remove the parentheses: When there is a + in front of an expression in parentheses, the expression remains the same
  • Calculate: Calculate the sum or difference

<h3>☆彡Hanna</h3>
3 0
3 years ago
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