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## Science, Math Tutor - Effective, Patient, Passionate, Knowledgeable

### Boston, MA (02114)

 Travel radius 15 miles Hourly fee \$40.00 Save up to 15%
 Background check passed 04/30/2013 Usually responds in about 16 hours You don't pay for tutoring unless you find a good fit! You don't pay for tutoring unless you find a good fit!

# Determine the roots of the equation x^2+2x-5=0 (answer)

x^2 + 2x - 5 is equivalent to ax^2 + bx + c, that's why a= 1, b= 2, c= -5 Like others said earlier, u would use quadratic eq. -b±v(b2-4ac) is numerator 2a is denominator Therefore, -2 ±v (2^2 - 4*1*-5) = -2 ±v(4+20) = -2 ±v24 = -2 ± 2v6 v6 = 2.45 2v6 = 4.90 -2 - 4.90 = -6.90 -2 +...

# pls explain how to get this ,with some example. (answer)

If Room and Board is 26% and Tuition is 64%, than you just take the difference in percent. 64-26 to get 38%. Then multiply \$15,000 and 38% to get \$5700. In other response, \$9600 - \$3900 DOES NOT = \$6000, RATHER \$5700

# how much does 6kg+4N (answer)

6kg is equal to 60N on Earth, so 60N plus 4N is 64N.easy peasy

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### Background Check Status for Roger D.

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