Math Flashcards

1
Q

X^a * X^b =

A

X^(a + b)

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2
Q

X^a / X^b

A

X^(a - b)

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3
Q

X^(a/b)

A

(b)sqrt(X^a)

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4
Q

13^2

A

169

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5
Q

17^2

A

289

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6
Q

19^2

A

361

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7
Q

14^2

A

196

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8
Q

15^2

A

225

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9
Q

18^2

A

361

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10
Q

16^2

A

256

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11
Q

sqrt (3)

A

1.7

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12
Q

sqrt (2)

A

1.4

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13
Q

sqrt (5)

A

2.2

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14
Q

log_a (1) =

A

0

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15
Q

log_a (A) =

A

1

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16
Q

log A x B =

A

log A + log B

17
Q

log A/B =

A

log A - log B

18
Q

log (A)^b =

A

b log A

19
Q

log (1/A) =

A

-log A

20
Q

log (n x 10^m) =

A

log (n) + log (10^m) …..log(n) + m

21
Q

log (1) = ? ……..log (10) = ?

A

0 , 1

22
Q

log (n x 10^m) = ?………(shortcut Q)

A

m + 0.n

23
Q

sin (30), sin (60), sin (90), sin (0), sin (180), sin(45) = ?

A

1/2, sqrt(3)/2, 1, 0, 0, sqrt(2)/2

24
Q

cos (30), cos (60), cos (90), cos (0), cos (180), cos (45)?

A

sqrt(3)/2, 1/2, 0, 1, -1, sqrt(2)/2

25
Q

tan (30), tan (60), tan (90), tan (0), tan (180), tan (45)?

A

sqrt(3)/3 , sqrt(3), N/A, 0, 0, 1