Me with these questions in advance. ready to give brainliest to whoever can provide me the hardworking answers first. radical functions and rational exponents unit test 2) find the real number root √-1.69 1.3 -1.3 no real number root -0.845 3)which of the following is equal to √18x√^7y^6 3x^5y^4 9x^6y^5 3x^5y^4√2 3x^3y^3√2x 4)what is the simplest form of the expression? -3/2+1/4√10 -3/2+1/2√5 1-1/3√5 1+1/2√5 5)what is the simplest form of the number? 32^4/5 31 25.6 123 16 6) let f(x)=x+5 and g(x)=x^2 find (g ° f) (4) 9 81 21 1 7) what is the solution to √1-4x=3? x=-5/2 x=-2 x=-1 x=-1/2 8) police can estimate the speed of a vehicle before the brakes are applied using the formula 0.75d=s²/30.25, where s is the speed in miles per hour and d is the length of the vehicle's skid marks. what was the approximate speed of a vehicle that left skid marks measuring 150 feet? about 11 miles per hour about 15 miles per hour about 58 miles per hour about 67 miles per hour 10) you can model the population of a certain city between 1945-2000 by the radical function p(x)=55,000√x-1945. using the model, in which year was the population of that city 165,000? 1948 1951 1954 1957 11) what is the inverse of f if f(x)=∛x-2? f^-1(x)=x^3+8 f^-1(x)=2-∛x f^-1(x)=x^3+2 f^-1(x)=1/∛x-2