Answer:
78=80
42=40
40 x 80= 3200
Step-by-step explanation:
anything above 5 rounds up and anything below 5 rounds down
78 is above 75 so its 80
42 is below 45 so its 40
Use the rule of <em>SINE(A+B)= SINACOSB+COSASINB</em>
:. SIN(23pi/4+11pi/6)
-add both fractions
:. SIN(138pi/24+44pi/24)
-Simplify
:.SIN(182pi/24)
And simplify again the fraction
:.SIN(91pi/12) ---------Final answer
It's C). ㏒(2xy⁻³) =㏒2 + ㏒x -3㏒y
Answer:
x÷5≤15
Step-by-step explanation:
x divides by 5 is less than or equal to 15