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Ghella [55]
3 years ago
11

Soooo i think i might know the answer but can somebody help please

Mathematics
1 answer:
Darina [25.2K]3 years ago
3 0

Answer:

216 combinations

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Find sinx given cos2x=5/9
Diano4ka-milaya [45]

Answer:

sinx = √2/3

Step-by-step explanation:

cos2x = 1-2sin²x

5/9 = 1-2sin²x

2sin²x =1-5/9

2sin²x = 4/9

sin²x = (4/9)/2

sin²x = (4/9)*(1/2)

sin²x = 2/9

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3 years ago
Sari's mom went to the store to buy some grapes,apples and bananas. The total mass of the fruit is 72kg. She bought 18kg of grap
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Step-by-step explanation:

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She got 25kg of bananas.

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What is 851.64 in expanded notation?
navik [9.2K]
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7 0
3 years ago
Anyone know how to solve?
sergejj [24]

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