Simplify.(
+ 
)2
A. 81a2 + 2
+ b2
B. 9a + 2
+ b
C. 9a + 
+ b
D. 81a2 + 
+ b2
Answer: B
Mathematics
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Find the missing parts of the triangle. Round to the nearest tenth when necessary or to the nearest minute as appropriate.C = 105°a = 6.7 mb = 9.3 m
A. c = 12.8 m, A = 30.4°, B = 44.6° B. c = 18.6 m, A = 28.4°, B = 46.6° C. c = 15.7 m, A = 32.4°, B = 42.6° D. No triangle satisfies the given conditions.
Mathematics
Simplify, if possible.
A. 
B. 5x - 1
C. 
D. 
Mathematics
Evaluate -x for the given value of x.x = -2.6
A. - 
B. -2.6
C. 0
D. 2.6
Mathematics
Write the fraction in simplest form using the method of your choice.
A. 4v
B. 
C. 
D. 
Mathematics