Find the reciprocal.

A.
B. - 
C.
D.


Answer: D

Mathematics

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Factor the sum or difference of two cubes.x3 - 125

A. (x - 5)(x2 + 25) B. (x + 5)(x2 - 5x + 25) C. (x - 5)(x2 + 5x + 25) D. (x + 125)(x + 1)(x - 1)

Mathematics

Solve the system by the addition method.2x2 + y2 = 66x2 + y2 = 41

A. {(5, 4), (5, -4), (-5, 4), (-5, -4)} B. {(5, 4), (-5, -4)} C. {(4, 5), (-4, -5)} D. {(4, 5), (-4, 5), (4, -5), (-4, -5)}

Mathematics

Solve.A statistician has readings that take  minute each to read and record. How many readings can be completed in 48 minutes?

A. 16 readings B. 72 readings C. 18 readings D. 32 readings

Mathematics

Suppose the table below shows the temperature  at which a given liquid boils at selected pressures p (pounds per square inch). A model that approximates the data is . Find the rate of change of T with respect to p when

src="https://sciemce.com/media/2/ppg__cognero__Section_5.1__media__57351536-0d43-43b7-ab5f-9e148eea5f3b.PNG" class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_b07e3187fabe4aafb2c768cd2" />. Round your answer to two decimal places. P  5 10  14.696  (1 atm) 20 30 40 60 80 100 T 234.68 288.88 320.55 346.89 383.19 410.28 450.7 481.26 506.22 ? ? A. 109.74 deg/lb/in2 B. 1.24 deg/lb/in2 C. 1.77 deg/lb/in2 D. 109.21 deg/lb/in2 E. 0.52 deg/lb/in2

Mathematics