Josh W.

1. arcsin (−1/2) 2. csc^−1 (−2) 3. arccot(1) 4. sec^−1 (−2) 5. arccos (1/2) 6. tan^−1 (−1)

How do you solve this without using derivatives and using Pre-calc

A jar contains only red, yellow and orange marbles. If there are 3 red, 5 yellow and 4 orange marbles, and 3 marbles are chosen from the jar at random without replacing any of them, what is the... more

f(x)=-3x^2-18x-28. Where does the maximum value occur? What is the functions maximum value

Define * on Q by p*q=pq+1. Prove or disprove that * is commutative or associative

Determine rank and kernel of L : P2 --> M2*2(R) given by,L(ax^2 + bx + c) = A, where A is 2*2 matrix whose elements are as follows : A11 = A12 = a & A21 = A22 = c

show that 2) r ( n ) = n ( n - 1 ) r r - 13) 2 ( 2n -1 ) = ( 2n ) n-1 n

Cscxtanx + secxa. 2sinb. (tanx sinx+ sinx)/(sinx)c. 4tanxd. 2sec

Sqrt(1+sinx/1-sinx) = (1+sinx)/(|cosx|)

Let ( V , ⟨ , ⟩ ) be a finite dimensional inner product space over C, and let T : V → V be a linear operator. Show that the following two conditions are equivalent:1)  is invertible and   2)    for... more