What must be true about a for a² = ab to imply that a = = b? a = ○a‡0 a> 0 a>0

Q: If i = 5+2, à = x - ỷ and b = j – z , show that a =

Q: (4) Evaluate 1 z² + 4z - 5 J -dz.

Q: 0) Find the value of x 64 -4 +4x U K 36 27 72 96 L.

Q: Please answer in typing format for like

Q: Are any of these expressions are valid? State your reason for each. If an expression is invalid, you…

Q: 5. Simplify to a C. Write answers in the form a + bi a, b eR (i) (3 – 5i)(3+ 5i) (k) (3 – i)? (1)…

Q: Let ā = 7i – 3 and 6 = 3ỉ – 73. Find ā - b

Q: If det (AB²) = 24 and det(AB) = 8, what is det (BT) equal to?

Q: H.W/Given A = ax + 2 ay - 3 az, B = ax + 2 ay - 3 az, B = -4ay+az and C = 5ax - 2 az Find 1- Ax B…

Q: 4. If ā= 3i - 2j and b=-5i- j, express 3 a -b in terms of i and j.

Q: 59. Let a, c +0. Show that the roots of ax? + bx +c = 0 cx? + bx + a =0 and are reciprocals of each…

Q: x = 36, y= -8 and z = 2. Evaluate each of the following and simplify your answer.      a)…