25 * 16 = 400 tickets were sold
400 * $15 = $6000 was raised
Answer:
Step-by-step explanation:
Apply BODMAS
54/6+2(8-3.4)
54/6+2(4.6)
9+9.2
18.2
Answer:
0
Step-by-step explanation:
=>sec A cosec A - tan A - cot A
=>(1/sinAcosA)-(sinA/cosA)-(cosA/sinA)
You get the LCM as sinAcosA then it becomes
=>(1-sin^2(A)-cos^2(A)) /sinAcosA [1-sin^2(A)=cos^2(A)]
=>(cos^2(A)-cos^2(A))/sinAcosA
=>0/sinAcosA
=>0
