Start learning 50% faster. Sign in now
A green economy is defined as low carbon, resource-efficient and socially inclusive. In a green economy, growth is driven by reduced carbon emissions and pollution, enhanced energy and resource efficiency, and the prevention of the loss of biodiversity and ecosystem services.
For a =-4 and b = 5, value of a² – b² is:
A train can cross a pole, a bridge of 720 meter long and platform of 640 meter long in 9 seconds, _____ seconds and 25 seconds, respectively.
The...
If for non-zero x, x² - 4x - 1 = 0, what is the value of x² + 1/x²?
√(92×8 ×52+700) = ?
In a class of 70 students and 25 teachers, each student got gifts that were 20% of total number of students and each teacher got gifts that were 10% of ...
If x2 – 5x + 1 = 0, then find the value of {x2 + (1/x2)}.