MESL NI ENGR.

For a given function, it is found that f(t)= f(-t). What type of symmetry does f(t) have?

• Odd symmetry

• Even symmetry

• Rotational symmetry

• Quarter-wave symmetry

Which number has four significant figures?

• 0.0014

• 0.01414

• 0.141

• 1.4140

Naperian logarithm has a base closest to which number?

• 2.17

• 2.72

• 3.14

• 10

If the second derivative of the equation of a curve is equal to the negative equation of that same curve, the curve is

• An exponential

• A sinusoid

• A tangent

• A parabola

To find the angle of a triangle, given only the lengths of the sides, one would use

• The law of cosines

• The law of sines

• The law of tangents

• The inverse-square law

Which is true regarding the signs of the natural functions for angles between 90º and 180º?

• The tangent is positive

• The cotangent is positive

• The cosine is negative

• The sine is negative

What is the inverse natural function of cosecant?

• Secant

• Sine

• Cosine

• Cotangent

The graphical presentation of a cumulative frequency distribution in a set of statistical data is called ________.

• Histogram

• Kurtosis

• Lepticurtic

• Ogive

A statement of truth of which follows with little or no proof from a theorem.

• Axiom

• Hypothesis

• Corollary

• Conclusion

It is a sequence of numbers such that the successive terms differ by a constant.

• Arithmetic progression

• Infinite progression

• Geometric progression

• Harmonic progression