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HELP!!! suppose that it is given that E(X)=4. What is E(32X+3) Suppose that it is given that V(X)=42.8. What is V(9 X + 98)? A cannon ball is shot from the top of a 47.8 m high, at a speed of 53.7 m/s. How fast is it going when it reaches the plain below? What is the quotient in simplest form? State any restrictions on the variable.? A kid moving 3.78 m/s jumps on a slip and slide (Uk=0.111). After sliding 5.00 m, what is his velocity? Unit=m/s? What is gcd(12!, 15^3)?