Use determinants to write the equation of the line that passes through the given points.
?
P(6, 6), Q(2, 5)
?
A.
B.
C.
D.
E.
Answer: C
Mathematics
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Solve the problem.The loudness of a sound can be approximated by the formula d = 10 log10 , where d is the number of decibels. The higher the value of d, the louder the sound. Find the number of decibels when
and
A. 2 decibels B. 100 decibels C. 20 decibels D. 12 decibels
Mathematics
Find the product.(13csc ? - 7)(13csc ? + 7)
A. 169csc2? - 49 B. 169m2 + 182 csc ? - 49 C. 169m2 - 182 csc ? - 49 D. 169csc2? - 49 csc ?
Mathematics
Solve the inequality. < 0
A. x < 3, p > 6
B. 3 < x < 5, x > 6
C. 3 < x < 6
D. 3 < x < 5, 5
Mathematics
Identify the equation as either an identity or not.cos2x - sin2x = 1 - 2 sin2x
A. Not an identity B. Identity
Mathematics