Find the 10th term of the geometric sequence in which a1=1 and r = 2.5. a) a10=22.5

b) a10=3,814.7

c) a10=2.5

d) a10=9,536.7

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Find │7│. a. 1 over 7 b. –7 c. 7 asap i always mark brailiest who me so

Harry is at the depot in dover and has deliveries to make in edinburgh, glasgow and aberdeen. from dover which of the deliveries is the shortest distance?