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...functions known as secant(x) =1/cos(x), cosecant(x)=1/sin(x) and cotangent(x) = 1/tan(x). To avoid **error**s in the use of the inverse trigonometric functions, one must be careful and set the angle

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**90**=15(2y=2) If you mean this to be a logic statement, it will always be false (0). You might be getting an **error** because you need parentheses around the whole thing. If you mean the 2y=2 to be 2y 2 ...

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Calculation **error**s Sin(**90**) = .89 when it should be one also 8^1/3 = 2.6666667 The sine of **90** radians is about 0.89, as your calculator shows. If you want the sine of **90** degrees, change the angular ...

...**error** msg. How can I solve this problem? Thanks! Break the problem up into smaller pieces. There's a limit to how big a number the calculator can represent. Numbers as large as 10 times 10 to the 100 ...

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