The great rift valley was formed by
a.
earthquakes and volcanic eruptions
b.
melting ice caps and the glaciation process
c.
weathering and erosion
d.
runoff from mountain streams

select the best answer from the choices provided.

a
b
c
d

The Great Rift Valley was formed by earthquakes and volcanic eruptions.

answer

explanation

the given equation is

we can rewrite this as:

let

then the equation becomes:

the factors of 8 that sum up to -9 are {-1,-8}

we split the middle term with these factors to obtain,

we factor by grouping to obtain:

apply the zero product property to get:

but

frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. but frederick disliked rifle shooting and horseback riding. unlike his father, he was interested in french literature. he enjoyed poetry and music and, like some others of the enlightenment, he scoffed at religion. his father thought him soft, frivolous and unmindful of his duties. and when frederick refused to put his signature on a right to succession, for a few moments his father strangled him.