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Find the value of B given that Z1 + 4z2 = A + JB z1 = 3 - 5j
z2 = 5 - 3j? Please help with hard precalculus questions? How does temperature affects the soil by vegetation? (x - 3) is a factor of f(x) = 3x^5 - 7x^4 - 5x^3 - 4x^2 + 9. Is this true or false? The fifth term of (2x + 5y)^8 is 700,000x^4y^4. Is this true or false?