Question # 1

Inverse of the function y-10x is

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y=logx

y=lnx

x=10y

If the roots of x²+ ax + b = 0 are non-real, then for all real x, x²+ ax + b is

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Negative

Positive

Zero

Nothing can be said

∀a,b ε R, ab = be is a

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Commutative law of multiplication

Closure law of multiplication

Associative law of multiplication

Multiplicative identity

w¹¹= ______

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0

1

w

w²

∫x/Sin² x dx is equal to:

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x cot x + ln|sin⁡x |

-x cot x - ln|sin⁡x |

x cot x - ln|sin⁡x |

x. tan x- ln|sec⁡x |

The negation of a number

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a relation

a function

unary operation

binary operation

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If sin (πcosθ) = cos (πsinθ), then which of the following is correct?

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The roots of the equations will be equal if b²- 4ac is

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Positive

Negative

1

Zero

If a parabola opens down, then its vertex is at the

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Right of the parabola

Left of parabola

Lowest point on the parabola

Highest point on the parabola

The maximum value of sin x + cos x is

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