7-5 Factoring x2 + bx+c Write the the expression in the factored form.
x2 - 11x - 60
O A. (x - 15)(x + 4)
O
B. (x-6)(x + 10)
O C. (x - 30) (x + 2)
O
D. (x - 5)(x + 12)

ion

step-by-step explanation:

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answer: cos [   arcsin (3/5) - arccos (1/2) ] =

step-by-step explanation: × = 3/5 = 0.6--> x = 36.87 and x = 180 - 36.87 = 143.13 deg

cos y = 1/2 --> y = +- 60 deg a. cos (x - y) = cos (143.13 - 60) = cos 83,13  

=

0.12

b. cos (36.87 - 60) = cos (-23.23) = 0.92

im not sure what this means: mc011-7.jpg

step-by-step explanation:

using pemdas, (order of operations) you'll see the answer is 24.