We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive pseudonymised information about your use of our website. cookie policy and privacy policy.
 
+0  
 
0
202
1
avatar+363 

Find all values of t such that 8t^2  is less than or equal to 3-10t. Give your answer in interval notation.

 Feb 14, 2019
 #1
avatar+19690 
+1

8t^2 <= 3-10t

8t^2 + 10t - 3  <=0    Quadratic formula results in zeroes at 1/4 and - 3/2

       this is an UPWARD opening parabola, so the values less than zero are between these two zeroes    [-3/2,1/4]

 Feb 14, 2019

20 Online Users

avatar