I really need it :// I'll give brainliest Large crystal formations in igneous rocks reveal what about the conditions that
formed the crystals?
that it cooled slowly under water
that is cooled quickly near the surface
that it cooled slowly deep beneath the surface
that it is made of a mineral that forms into crystals

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Write the equation in logarithmic form e^x=403.429