Factor by grouping.6x2 - 4x + 15x - 10
A. (2x - 5)(3x + 2)
B. (6x + 5)(x - 2)
C. (2x + 5)(3x - 2)
D. (6x - 5)(x + 2)
Answer: C
Mathematics
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Decide if the number is rational or irrational.1.047
A. Rational B. Irrational
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Simplify the expression.
? 
A. 
B. 
C. 
D. 
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Use your graphing calculator to graph the function between alt="" class="wirisformula" data-wiris-created="true" src="https://sciemce.com/media/3/ppg__cognero__Section_4.6_Graphing_Combinations_of_Functions__media__b3a024f4-ced2-4425-9f94-8a01e80c6a4a.PNG" style="vertical-align:middle;" />, and ? ?
and 
. Show the graph of 
, 
. (Make sure your calculator is set to radian mode.)
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Find different polar coordinates (r, ?) for the same point under the given conditions.
, r < 0 and 0 < ? < 2?
A. 
B. 
C. 
D. 
Mathematics